Abstract F-Sulfo Fatty Methyl Esters sulfonates (F- MES) are new anionic surfactants obtained via sulfoxidation of fatty acid methyl esters (FAME) with SO2, O2, and ultraviolet light of appropriate wavelength. The designation of Φ refers to the random positioning of SO3 in the alkyl chain. In this work we summarize the most relevant... Continue Reading
ABSTRACT The toxicity of heavy metals to humans as a result of long term exposure to pollutants consumer products such as cosmetics and other pollutants has been established. In this study, the levels of heavy metals in different cosmetic products commonly used among Kaduna Polytechnic students were assessed. The cosmetics were analyzed for heavy... Continue Reading
ABSTRACT Nickel amine carboxylate complexes were synthesized by reacting Ni(ii)chloride with ammonia, malonic and tartaric acid, which formed Nickel amine malonate and Nickel amine tartarate of blue and green crystal and the percentage yield are of both complexes are 62.65% and 62.83% respectively. The decomposition temperatures were 218o C... Continue Reading
ABSTRACT Phytoremediation, based on the theory of botanic tolerance and accumulation of certain pollutant, is a new developing ecological technique primarily used to clean polluted environment. Blastofiltration is applied to phytoremediation of heavy metal polluted water at present. The study used castor, okra, melon and moringa seeds as... Continue Reading
ABSTRACT This paper examines the hydrochemical facies of groundwater present in the shallow marine Plain Sands aquifer of Udi and its immediate environs, maps their areal distribution and attempts to explain the controlling processes responsible for the various facies. 12 water samples were collected from wells tapping the shallow marine Plain... Continue Reading
ABSTRACT This study investigated the use of information and communication technology (ICT) as antidote in learning difficulty in chemistry in Ilesa-East L.G.A of Osun state. 100 students and 30 teachers were randomly selected for the study. The instruments used for collecting information were teachers’ and students’ questionnaires. Data... Continue Reading
1.0 INTRODUCTION Daturastramoniumis an annual herb, with stem erect and spreading branches above. It is common in the waste land, fields and gardens in Baghdad district. Leaves, seeds and roots contain the alkaloid daturine (a mixture of the two alkaloids hyoscyamine and atropine) and also contain scopolamine alkaloid (Hyosine) acids, tannin and... Continue Reading
INTRODUCTION The home is the primary institution for children, home as perceived by Abdulganiyu (1997), Christe (2009), defined home as a place in which an individual or a family can rest and store personal property.Haven’t define the concept of home it is therefore important to define family. The family can therefore, be looked at as a social... Continue Reading
A RESEARCH PROJECT REPORT ABSTRACT This study was to determine the concentration of trace metal (Cd, Pb, Fe, Cu and Zn) in the skin and kidney of a cowmeat. The analysis was carried out using Atomic Absorption Spectrophotometer (AAS). The concentration of... Continue Reading
ANALYSIS OF TRACEMETALS IN MUSCLE AND LIVER OF COWMEAT PURCHASE FROM URUA IKOT OSURUA. A RESEARCH PROJECT ABSTRACT The concentration of trace metals (cadmium, Lead, Iron, Copper and Zinc) in two organ (muscle and liver) from cow meat obtained from urua Ikot Osurua was determined using Atomic absorption spectrophotometer. Their result was as... Continue Reading
ABSTRACT In this study, the whole plant of Mimosa pudica was extracted using absolute ethanol. The crude ethanolic extract and its isolated triterpenoid glycoside were tested for antifungal activity towards Aspergillus flavus and Trichophyton rubrum using Well Diffusion Method. At concentrations of 25 – 100 mg/mL, the extract possesses... Continue Reading
ABSTRACT Groundnut (Arachis Hypogaea) shell and carpet grass (Axonopus flexuosus) were assessed for bioethanol production using dilute acid hydrolysis (10 %, 15 % and 20 % H2SO4) and fermentation using yeast (saccharomyces cerevisiae). The percentage yields were determined to be 27.15 %, 19.69 % and 8.79 % for groundnut shell and 22.69 %, 13.92 %... Continue Reading
A comparative study was carried out for the determination of calcium and magnesium in milk and water melon (food sources of calcium and magnesium). Mixed standard solutions of calcium and magnesium (spike) were added to the samples before digesting with a mixture of concentrated nitric acid and concentrated hydrochloric acid (1:3). The calcium... Continue Reading
ABSTRACT The aim of this research was to characterize some Portland cements (Bua, Dangote and Sokoto cement) sold in Sokoto city using standard methods; due to the persistent collapse of buildings. The results showed that Sokoto cement recorded the least CaO content (58.99%) while Dangote cement had the highest CaO content being 61.56%. All the... Continue Reading
ABSTRACT Adansonia digitata L. (Malvaceae) is commonly known as baobab tree native to Africa. Baobab is a multi-purpose tree which offers protection and provides food, clothing and medicine as well as raw material for many useful items. This study aims to elucidate the metal chelating and ferric reducing potentials of methanol extracts of... Continue Reading
ABSTRACT Roadside soil samples were obtained from Eka Street, Oron Road, Ikot Ekpene Road and Nwaniba Road within Uyo metropolis, Akwa Ibom State. Roadside soils were also obtained from Uwana Lane and used as Control. These samples and Control were analysed for the concentration of Cadmium (Cd), Nickel (Ni), Lead (Pb), Zinc (Zn) and Iron using... Continue Reading
ABSTRACT Lannea acida is a plant known to have various medicinal and therapeutic properties. The phytochemicals or secondary metabolites and antibacterial activity of its root and stem bark were studied in this research work. The phytochemical screening of the plant was carried out using standard methods of... Continue Reading
ABSTRACT Spectroscopic method was used to determine quantities of carotene and ascorbic acid in carrot, cucumber, eggplant and tomatoes. The result shows that carrot has higher concentration of carotene =0.1430, follow by eggplant = 0.6950 and tomatoes = 0.0368 and cucumber has the least concentration of carotene =0.0139. The result also show... Continue Reading
Mechanochemical synthesis of [Cu(OOCCH3)2(THB)2] and the Mechanochemical synthesis of [Cu(OOCCH3)2(THB)2] were carried out, and a brown solid complexes obtained in both experiment was washed in ethanol respectively. The physical and instrumental characterisation of the complexes carried out revealed that the complexes obtained are the same... Continue Reading
CHAPTER ONE 1.0 INTRODUCTION 1.1 NICKEL 1.1.1 Occurrence Nickel (Ni) is a metallic element,with atomic number 28; atomic weight 58.69. Is a metal, which belongs to group VIIIB of the periodic table. The most important oxidation state of nickel is +2, although the +3 and +4 oxidation states are also known (Tundermann et... Continue Reading
ABSTRACT This research work is on the preliminary determination of active components in bitter leaf root ( vernonia amygdalina ) in the treatment of diabetes. Deficiency of hormone (insulin) causes diabetes mellitus, a disease due to too much of sugar being present in the blood. This is because without insulin in the body, the result is that sugar... Continue Reading
ABSTRACT The proximate compositions of African elemi nut were investigated by analyzing the moisture content, crude fat, ash content, crude fibre, crude protein and total carbohydrates in the nut. The associations of official analytical chemist (AOAC, 2000) methods were used. The values obtained from the proximate analysis were; moisture content... Continue Reading
ABSTRACT The production of potassium salt K2SO4 from unripe plantain agricultural waste was carried out. The sample randomly sourced from canteens located in Owerri West, Imo State. From the result of analysis carried out on the peels was found to contain highest level of K 2.55 ± 1.54 mg/g. other mineral component found were Na 159 ± 1.3... Continue Reading
Sorption and desorption of rifampicin was assessed on three different soil. Sorption mechanism was studied in terms of equilibrium and kinetics at different pH. Linear, Freundlich and Langmuir isotherm models were adopted to study the isotherm. The experimental data were best described by pseudo-second order kinetics (R2 = 1.00). It was observed... Continue Reading
CHAPTER ONE 1.0 INTRODUCTION Bioactive plants are commonly used by traditional healers or in folklore medicines for the relief of pain or some alignments. This act of medication has made some plant families popular (Heinrich 2000; Kuete et al ., 2006).The acceptance of traditional medicine as an alternative form of health care has assisted... Continue Reading
Abstract Development of improved methods for the synthesis of copper nanoparticles is of high priority for the advancement of material science and technology. Herein, starch-protected zero-valent copper (Cu) nanoparticles have been successfully synthesized by a novel facile route. The method is based on the chemical reduction in aqueous copper... Continue Reading
ABSTRACT The determination of some selected organochlorine pesticide residues in some vegetables grown within Gwagwalada Area Council were carried out using Gas Chromatography-Mass Spectrometric Technique (GC/MS). Lindane, Dieldrin, Endosulfan and Heptachlor were determined in Telfairia occidentalis, Amaranthus hybridus and Talinum triangulare... Continue Reading
ABSTRACT Five different filling stations (Station A, Station B, Station C, Station D and Station E) were analyzed for Total Petroleum Hydrocarbons and heavy metals concentration using Gas chromatography–mass spectrometry and atomic absorption spectrophotometer respectively. The result of the analysis obtained indicated that the percentage range... Continue Reading
ABSTRACT In this study, a series of N-pyridin-3-yl substituted [phenylsulphonamido] acetamide has been synthesized. The reaction of phenylsulphonyl chloride with various amino acids in basic medium yielded phenylsulphonamido alkanoic acid which, on chlorination with thionyl chloride, gave acid chloride derivatives of phenylsulphonamido alkanoic... Continue Reading
The rate of reaction defines as the concentration of reactant or product, consumed or produced within a given time frame. Changing one of the variables could lead to a differing rates of reaction speeds. ... Continue Reading
This manuscript contains an insight into the mechanisms of inorganic carbene chemistry; synthesis of imidazolium salts from its precursors to using computational chemistry to calculate their quantum mechanical properties. As well as an attempt to deprotonate the iPr imidazolium salt and coordinating the carbene to a standard but labile Ni(0)... Continue Reading
Structure of thesis The results from the thesis have been presented in chapters based on various experiments conducted. These chapters are intended as manuscripts for submission to international peer reviewed journals. Chapter 1 gives a general background to the thesis and presents pertinent literature on the topics understudy. While literature... Continue Reading
ABSTRACT The concentrations of some trace metals (zinc, iron, copper, cadmium and lead) in 51 canned foods (fish, vegetable and fruit juice) samples purchased within Abuja Municipal Area Council (Nigeria) were determined using the flame atomic absorption spectrophotometry (FAAS). The wet oxidation procedure of HN03-H20 2 was used in the... Continue Reading
ABSTRACT The Cu, Pb, Zn and Mn content of ten chocolates and candies purchased from Abuja municipal aiea council were determined by Atomic Absorption Spectrometry (AAS). The HN03 digestion method was evaluated by the analysis of the ten replicates of the candies and chocolate which gave a precision of 2%, 3%, 17% and 2% for Cu, Mn, Ni and Zn... Continue Reading
Abstract Complexes of Malonyl and Succinyl Dihydrazides with Copper(Ii) And Uranyl(Vl) Nitrafes and uranyl acclate U02(CII/'00)2, copper nitrate Cu (N01h and copper acetate (Cl I1C00)( 'u have lx:en synthesized using I: I metal to ligand reactant ratio. The complexes have been characterised;.ed li·mn elemental analysis, conductivity... Continue Reading
ABSTRACT Chelates of 2-bromovaleric acid hydrazide (BVH) and acetone2- bromovaleric acid hydrazone (ABVH) with MS04 (where M is Ni, Cu, Co, Mn, Zn, V02+) were synthesized in water-methanol medium. They were characterized by infrared and electronic spectral studies, solubility, elemental analysis, conductivity and antimicrobial screemng. Electronic... Continue Reading
Abstract A biofuel is a fuel that produced through contemporary biological processes such as agriculture and anaerobic digestion, rather than a fuel produced by geological processes. It can be derived directly from plants or indirectly from agriculture or industrial waste. Bioethanol is an alcohol made by fermentation, it is produced from sugar or... Continue Reading
Abstract Phytochemical screening of methanol extract of leaves of Albizia Amara revealed the presence of secondary metabolites: saponins, alkaloids, tannins, glycosides and flavonoids. Powdered shade- dried leaves (1kg) of A. amara. were extracted with 95% ethanol at room temperature for 48 hours, The crude extract was suspended in water and... Continue Reading
Abstract This study was aimed to extract the fixed oil of Apium graveolens through the process of maceration with normal hexane. The oil was analyzed by gas chromatography-mass spectrometry. The antimicrobial activity was also estimated. The GC-MS analysis of the studied oil showed the presence of 45 constituents. Major components are: i)... Continue Reading
ABSTRACT Assessment of the effects of carbonated drinks on the teeth have been carried out. Five white shelled hard-boiled eggs were placed in clear cups and labelled ( Soda Drink, Diet Coke, Coke, Tap Water and Vinegar) , with the respective selected liquid poured into the cups and ensured the liquid covers the eggs placed in the cups. The eggs... Continue Reading
ABSTRACT 3,5-Bis[(2-hydroxy-benzylidene)-amino]-benzoic acid (H2B) and its cobalt(II) and nickel(II) complexes were synthesized and characterized via: electronic, IR, 1 H NMR and 13C NMR. Job’s continuous variation method was used to determine the mole ratio for both metal complexes. Solvent extraction studies were carried out on H2B in 5% DMF... Continue Reading
ABSTRACT In this study, a series of N-pyridin-3-yl substituted [phenylsulphonamido] acetamide has been synthesized. The reaction of phenylsulphonyl chloride with various amino acids in basic medium yielded phenylsulphonamido alkanoic acid which, on chlorination with thionyl chloride, gave acid chloride derivatives of phenylsulphonamido alkanoic... Continue Reading
ABSTRACT Thaumatococcus daniellii and Musa accuminata are leaves used for wrapping foods and these herbs have some medicinal value. The affordability, preservation, usage techniques, and seasonal scarcity of the leaves make it difficult for people to use them frequently but they are preferred over plastic bags and aluminum foil in terms of... Continue Reading
ABSTRACT Thaumatococcus daniellii and Musa acuminate are leaves used for wrapping foods and these herbs have some medicinal value. The affordability, preservation, usage techniques, and seasonal scarcity of the leaves make it difficult for people to use them frequently but they are preferred over plastic bags and aluminum foil in terms of wrapping... Continue Reading
Abstract Weight loss and Density Functional Theory (DFT) methods were used to study the corrosion inhibition of 5-methyl-2H-imidazol-4-carboxaldehyde and 1H-Indole-3-carboxaldehyde on mild steel in acid medium. The values of thermodynamic parameters such as free energy of adsorption (ΔGºads), adsorption equilibrium constant (Kads), adsorption... Continue Reading
ABSTRACT The efficiency of acid modified locust bean pod (ALBP) as low cost adsorbent to remove Rhodamine-B (Rh-B) dye from aqueous solution was studied. The morphology, functional groups and elemental analysis of the adsorbent were investigated by SEM, FTIR, pH (pzc), and Boehm titration analytical techniques. Operational parameters such as... Continue Reading
Metal complexes are scientifically known to be active and effective as antibacterial, antivirus and some antifungal etc. This project work is targeted at preparing complex from transition metals say; cobalt, cupper, zinc and nickel and organic ligands synthesised from pyridyl based schiff bases, one from 2-aminopyridine and benzaldehyde and second... Continue Reading
ABSTRACT Poultry eggs are eaten in most areas of the world with fewer social taboos associated with them than pigs and cattle. The most commonly used bird eggs are those from chicken. In Nigeria, the domestic foul dominates the poultry industry. Of the 120 million indigenous poultry population in Nigeria, the domestic fowl constitutes about 91 %... Continue Reading
ABSTRACT The aim of this research was to characterize some Portland cements (Bua, Dangote and Sokoto cement) sold in Sokoto city using standard methods; due to the persistent collapse of buildings. The results showed that Sokoto cement recorded the least CaO content (58.99%) while Dangote cement had the highest CaO content being 61.56%. All the... Continue Reading
TABLE OF CONTENT: i. Acknowledgement --------------------------------------------------------------- 3 ii. Abstract ----------------------------------------------------------------------------- 4 iii. Objective---------------------------------------------------------------------------- 4 ... Continue Reading
ABSTRACT Sample of waste collected at Kanwuri Area Sokoto, was analyzed using a groundnut shell and tea bag as natural adsorbent, by adopting the method of atomic absorption spectrophotometry. And this research showed that groundnut shell and tea bag can be effectively used as an excellent adsorbent for the removal of Cu, Zn, Pb, and Cr, from... Continue Reading
ABSTRACT This study examined the nephrotic effect of Buchholzia coriacea formulated diet in sucrose-fed pregnant rats and their offspring. Buchholzia coriacea (B. coriacea) (family, capparidaceae ) is a perennial plant commonly known as wonderful kola . Seeds were obtained from ogbete main market, Enugu state, identified, dried and grounded... Continue Reading
ABSTRACT Coconut seeds was investigated for its use as biodiesel feedstock. Oil was extracted from coconut seeds using soxhlet extraction method where 67.2% yield of oil was obtained. Biodiesel synthesis was developed and optimized using Box-Behnken design in Response Surface Methodology to study the effect of experimental variables such... Continue Reading
comparative study of disinfectant efficiency of ethanol, bleach,phenolic is my project topic from covenant polytechnic aba, abia state.... Continue Reading
ABSTRACT The concentration of heavy metals such as Pd, Cd, Cu and Cr were studied using AAS on vegetable samples such as Tomato (fruit and leaf) and Onion bulb. Trace element as Cu showed high concentration. The concentration of heavy metal like Cu ranged from of 0.155 to 0.024mg/kg in tomato fruit; 0.120 to 0.057mg/kg in leafy tomato; 0.118 to... Continue Reading
ABSTRACT This study was conducted to investigate the level of translocation of heavy metals in vegetables(spinach and okra) with soils samples from farmlands irrigated with Nasarawa Toto River Bank water in Nasarawa state Nigeria. Using atomic absorption spectrophotometry(AAS), concentrations of Pb, Cd and Cr are determined in ten different... Continue Reading
ABSTRACT Studies on corrosion inhibition potential of Indigo Carmine extract on mild steel in acidic medium was carried out using weight loss and electrochemical techniques. It was observed that the Indigo Carmine extract retarded the dissolution of mild steel in the acidic medium. The corrosion rate decrease with increase in concentration. The CR... Continue Reading
A comparative study was carried out for the determination of calcium and magnesium in milk and water melon (food sources of calcium and magnesium). Mixed standard solutions of calcium and magnesium (spike) were added to the samples before digesting with a mixture of concentrated nitric acid and concentrated hydrochloric acid (1:3). The calcium and... Continue Reading
The Paint samples were gotten from old houses in areas of Ikorodu, Onipan, Lekki, Berger, Agbado-Ijaye, Lagos Island, Moremi and Makama hall (University of Lagos) and were digested using three different methods, which include 1) Nitric acid and per-chloric acid digestion 2) Nitric acid and hydrogen peroxide digestion 3) Dry ashing digestion... Continue Reading
Abstracts Evaluation of anthropogenically enhanced naturally occurring radionuclides 238U, 232Th and 40K present in Lagos beach sediment (Eleko and Elegushi) were analyzed with gamma ray spectrometer using a highly shielded NaI (TI) detector with the objective of evaluating the environmental radiological hazard. Mineralogical analysis and... Continue Reading
This project work was carried out to determine the cyanide content in some bitter cassava species in parts of Ohimini L.G.A of Benue State and finding out the best method to considerably reduce the high content in the cassava.... Continue Reading
A RESEARCH PROJECT BY NKEMJIKA, EMMANUEL EKE 12/SC/CH/256 SUBMITTED TO DEPARTMENT OF CHEMISTRY FACULTY OF SCIENCE UNIVERSITY OF UYO, UYO AKWA IBOM STATE ... Continue Reading
ABSTRACT The starches of corms and cormels of red and white cocoyam (Colocasia esculenta) varieties, cassava (Manihot esculenta), sweet potato (Ipomea batata), bitter yam (Dioscorea dumentorum) and water yam (Dioscorea alata) were extracted. Their proximate compositions, physicochemical properties, mineral compositions and antinutrient contents... Continue Reading
ABSTRACT A novel biosensor for hydrogen peroxide was constructed based on the immobilization of horseradish peroxidase on zinc oxide-multiwalled carbon nanotubes matrix. The model redox enzyme, horseradish peroxidase (HRP) was physically (physical adsorption) immobilized on the ZnO/MWCNT modified electrode surface. UV-Visible spectra of HRP and... Continue Reading
ABSTRACT Industrialization and urbanization has increased tremendously in the last few years, especially in underdeveloped countries, such as Kenya. This has resulted in rising demand for certain aesthetic goods such as paints and coatings. Paint and coating industries use extensive raw materials in their manufacturing processes that consist... Continue Reading
ABSTRACT The Chemical and miCrobial assessment of water quality was investigated with a view to obtain a qualitative and quantitative information on the state of drinking water in Bwari Area Council of Abuja., which. is known for its poor sanitary conditions. Samples of water were collected from boreholes., wells and stream from selected sites and... Continue Reading
A b s t r a c t Recycling of polyethylene waste to useful product is a way to reduce environmental problems caused by polymeric waste accumulation generated from day-to-day applications of polymer materials such packaging and construction. The recycling of polymeric waste... Continue Reading
SYNTHESIS AND 1 HNMR CHARACTERIZATION OF Co(II) AND Fe(II) COMPLEXES OF MIXED SCHIFF BASE LIGAND DERIVED FROM SALICYLALDEHYDE AND 2-HYDROXY-1-NAPHTHALDEHYDE WITH 2-AMINOPHENOL A RESEARCH PROJECT BY NKEMJIKA, EMMANUEL EKE 12/SC/CH/256 SUBMITTED TO DEPARTMENT OF CHEMISTRY FACULTY OF SCIENCE UNIVERSITY OF UYO, UYO AKWA IBOM STATE IN PARTIAL... Continue Reading
CHAPTER ONE INTRODUCTION 1.1 Background to the Study Cassava (Manihot esculenta crantz) is a perennial crop native to tropical America [1, 2]. It originated from Brazil and was introduced to Africa by Portuguese traders in the 16° century... Continue Reading
This project work was carried out to determine the cyanide content in some bitter cassava species in parts of Ohimini L.G.A of Benue State and finding out the best method to considerably reduce the high content in the cassava.... Continue Reading
ABSTRACT This research work is on the preliminary determination of active components in bitter leaf root ( vernonia amygdalina ) in the treatment of diabetes. Deficiency of hormone (insulin) causes diabetes mellitus, a disease due to too much of sugar being present in the blood. This is because without insulin in the body, the result is that sugar... Continue Reading
ABSTRACT This research work is on the preliminary determination of active components in bitter leaf root ( vernonia amygdalina ) in the treatment of diabetes. Deficiency of hormone (insulin) causes diabetes mellitus, a disease due to too much of sugar being present in the blood. This is because without insulin in the body, the result is that sugar... Continue Reading
ABSTRACT The efficiency of acid modified locust bean pod (ALBP) as low cost adsorbent to remove Rhodamine-B (Rh-B) dye from aqueous solution was studied. The morphology, functional groups and elemental analysis of the adsorbent were investigated by SEM, FTIR, pH (pzc), and Boehm titration analytical techniques. Operational parameters such as... Continue Reading
ABSTRACT The efficiency of acid modified locust bean pod (ALBP) as low cost adsorbent to remove Rhodamine-B (Rh-B) dye from aqueous solution was studied. The morphology, functional groups and elemental analysis of the adsorbent were investigated by SEM, FTIR, pH (pzc), and Boehm titration analytical techniques. Operational parameters such as... Continue Reading
ABSTRACT The aim of this research was to characterize some Portland cements (Bua, Dangote and Sokoto cement) sold in Sokoto city using standard methods; due to the persistent collapse of buildings. The results showed that Sokoto cement recorded the least CaO content (58.99%) while Dangote cement had the highest CaO content being 61.56%. All the... Continue Reading
Abstract Development of improved methods for the synthesis of copper nanoparticles is of high priority for the advancement of material science and technology. Herein, starch-protected zero-valent copper (Cu) nanoparticles have been successfully synthesized by a novel facile route. The method is based on the chemical reduction in aqueous copper... Continue Reading
ABSTRACT Roadside soil samples were obtained from Eka Street, Oron Road, Ikot Ekpene Road and Nwaniba Road within Uyo metropolis, Akwa Ibom State. Roadside soils were also obtained from Uwana Lane and used as Control. These samples and Control were analysed for the concentration of Cadmium (Cd), Nickel (Ni), Lead (Pb), Zinc (Zn) and Iron using... Continue Reading
Abstracts Evaluation of anthropogenically enhanced naturally occurring radionuclides 238U, 232Th and 40K present in Lagos beach sediment (Eleko and Elegushi) were analyzed with gamma ray spectrometer using a highly shielded NaI (TI) detector with the objective of evaluating the environmental radiological hazard. Mineralogical analysis and... Continue Reading
ABSTRACT Roadside soil samples were obtained from Eka Street, Oron Road, Ikot Ekpene Road and Nwaniba Road within Uyo metropolis, Akwa Ibom State. Roadside soils were also obtained from Uwana Lane and used as Control. These samples and Control were analysed for the concentration of Cadmium (Cd), Nickel (Ni), Lead (Pb), Zinc (Zn) and Iron using... Continue Reading
Abstracts Evaluation of anthropogenically enhanced naturally occurring radionuclides 238U, 232Th and 40K present in Lagos beach sediment (Eleko and Elegushi) were analyzed with gamma ray spectrometer using a highly shielded NaI (TI) detector with the objective of evaluating the environmental radiological hazard. Mineralogical analysis and... Continue Reading
ABSTRACT The aim of this research was to characterize some Portland cements (Bua, Dangote and Sokoto cement) sold in Sokoto city using standard methods; due to the persistent collapse of buildings. The results showed that Sokoto cement recorded the least CaO content (58.99%) while Dangote cement had the highest CaO content being 61.56%. All the... Continue Reading
ABSTRACT The aim of this research was to characterize some Portland cements (Bua, Dangote and Sokoto cement) sold in Sokoto city using standard methods; due to the persistent collapse of buildings. The results showed that Sokoto cement recorded the least CaO content (58.99%) while Dangote cement had the highest CaO content being 61.56%. All the... Continue Reading
DETERMINATION OF LEVELS OF LEAD IN PAINTS TO WHICH YOUNG CHILDREN AND ADULTS ARE EXPOSED CHAPTER ONE INTRODUCTION 1.1 History of paints Paints have been manufactured since prehistoric times. It is used to decorate, protect and prolong the life of natural and synthetic materials and act as a barrier against environmental conditions. They are used... Continue Reading
Metal complexes are scientifically known to be active and effective as antibacterial, antivirus and some antifungal etc. This project work is targeted at preparing complex from transition metals say; cobalt, cupper, zinc and nickel and organic ligands synthesised from pyridyl based schiff bases, one from 2-aminopyridine and benzaldehyde and second... Continue Reading
ABSTRACT Poultry eggs are eaten in most areas of the world with fewer social taboos associated with them than pigs and cattle. The most commonly used bird eggs are those from chicken. In Nigeria, the domestic foul dominates the poultry industry. Of the 120 million indigenous poultry population in Nigeria, the domestic fowl constitutes about 91 %... Continue Reading
ABSTRACT Lannea acida is a plant known to have various medicinal and therapeutic properties. The phytochemicals or secondary metabolites and antibacterial activity of its root and stem bark were studied in this research work. The phytochemical screening of the plant was carried out using standard methods of analysis and these investigations... Continue Reading
ABSTRACT Adansonia digitata L. (Malvaceae) is commonly known as baobab tree native to Africa. Baobab is a multi-purpose tree which offers protection and provides food, clothing and medicine as well as raw material for many useful items. This study aims to elucidate the metal chelating and ferric reducing potentials of methanol extracts of... Continue Reading
A RESEARCH PROJECT REPORT ABSTRACT This study was to determine the concentration of trace metal (Cd, Pb, Fe, Cu and Zn) in the skin and kidney of a cowmeat. The analysis was carried out using Atomic Absorption Spectrophotometer (AAS). The concentration of... Continue Reading
ANALYSIS OF TRACEMETALS IN MUSCLE AND LIVER OF COWMEAT PURCHASE FROM URUA IKOT OSURUA. A RESEARCH PROJECT ABSTRACT The concentration of trace metals (cadmium, Lead, Iron, Copper and Zinc) in two organ (muscle and liver) from cow meat obtained from urua Ikot Osurua was determined using Atomic absorption spectrophotometer. Their result was as... Continue Reading
CHAPTER ONE 1.0 INTRODUCTION 1.1 NICKEL 1.1.1 Occurrence Nickel (Ni) is a metallic element,with atomic number 28; atomic weight 58.69. Is a metal, which belongs to group VIIIB of the periodic table. The most important oxidation state of nickel is +2, although the +3 and +4 oxidation states are also known (Tundermann et al., 2005). Nickel resembles... Continue Reading
ABSTRACT Spectroscopic method was used to determine quantities of carotene and ascorbic acid in carrot, cucumber, eggplant and tomatoes. The result shows that carrot has higher concentration of carotene =0.1430, follow by eggplant = 0.6950 and tomatoes = 0.0368 and cucumber has the least concentration of carotene =0.0139. The result also show... Continue Reading
comparative study of disinfectant efficiency of ethanol, bleach,phenolic is my project topic from covenant polytechnic aba, abia state.... Continue Reading
ABSTRACT The toxicity of heavy metals to humans as a result of long term exposure to pollutants consumer products such as cosmetics and other pollutants has been established. In this study, the levels of heavy metals in different cosmetic products commonly used among Kaduna Polytechnic students were assessed. The cosmetics were analyzed for heavy... Continue Reading
ABSTRACT Nickel amine carboxylate complexes were synthesized by reacting Ni(ii)chloride with ammonia, malonic and tartaric acid, which formed Nickel amine malonate and Nickel amine tartarate of blue and green crystal and the percentage yield are of both complexes are 62.65% and 62.83% respectively. The decomposition temperatures were 218o C... Continue Reading
ABSTRACT Phytoremediation, based on the theory of botanic tolerance and accumulation of certain pollutant, is a new developing ecological technique primarily used to clean polluted environment. Blastofiltration is applied to phytoremediation of heavy metal polluted water at present. The study used castor, okra, melon and moringa seeds as... Continue Reading
Abstract F-Sulfo Fatty Methyl Esters sulfonates (F- MES) are new anionic surfactants obtained via sulfoxidation of fatty acid methyl esters (FAME) with SO2, O2, and ultraviolet light of appropriate wavelength. The designation of Φ refers to the random positioning of SO3 in the alkyl chain. In this work we summarize the most relevant results of... Continue Reading
Abstract Development of improved methods for the synthesis of copper nanoparticles is of high priority for the advancement of material science and technology. Herein, starch-protected zero-valent copper (Cu) nanoparticles have been successfully synthesized by a novel facile route. The method is based on the chemical reduction in aqueous copper... Continue Reading
A comparative study was carried out for the determination of calcium and magnesium in milk and water melon (food sources of calcium and magnesium). Mixed standard solutions of calcium and magnesium (spike) were added to the samples before digesting with a mixture of concentrated nitric acid and concentrated hydrochloric acid (1:3). The calcium... Continue Reading
A comparative study was carried out for the determination of calcium and magnesium in milk and water melon (food sources of calcium and magnesium). Mixed standard solutions of calcium and magnesium (spike) were added to the samples before digesting with a mixture of concentrated nitric acid and concentrated hydrochloric acid (1:3). The calcium and... Continue Reading
ABSTRACT The concentration of heavy metals such as Pd, Cd, Cu and Cr were studied using AAS on vegetable samples such as Tomato (fruit and leaf) and Onion bulb. Trace element as Cu showed high concentration. The concentration of heavy metal like Cu ranged from of 0.155 to 0.024mg/kg in tomato fruit; 0.120 to 0.057mg/kg in leafy tomato; 0.118 to... Continue Reading
ABSTRACT This study was conducted to investigate the level of translocation of heavy metals in vegetables(spinach and okra) with soils samples from farmlands irrigated with Nasarawa Toto River Bank water in Nasarawa state Nigeria. Using atomic absorption spectrophotometry(AAS), concentrations of Pb, Cd and Cr are determined in ten different... Continue Reading
ABSTRACT Studies on corrosion inhibition potential of Indigo Carmine extract on mild steel in acidic medium was carried out using weight loss and electrochemical techniques. It was observed that the Indigo Carmine extract retarded the dissolution of mild steel in the acidic medium. The corrosion rate decrease with increase in concentration. The CR... Continue Reading
Mechanochemical synthesis of [Cu(OOCCH3)2(THB)2] and theMechanochemical synthesis of [Cu(OOCCH3)2(THB)2] were carried out, and a brown solid complexes obtained in both experiment was washed in ethanol respectively. The physical and instrumental characterisation of the complexes carried out revealed that the complexes obtained are the same... Continue Reading
INTRODUCTION The home is the primary institution for children, home as perceived by Abdulganiyu (1997), Christe (2009), defined home as a place in which an individual or a family can rest and store personal property.Haven’t define the concept of home it is therefore important to define family. The family can therefore, be looked at as a social... Continue Reading
ABSTRACT This study investigated the use of information and communication technology (ICT) as antidote in learning difficulty in chemistry in Ilesa-East L.G.A of Osun state. 100 students and 30 teachers were randomly selected for the study. The instruments used for collecting information were teachers’ and students’ questionnaires. Data... Continue Reading
1.0 INTRODUCTION Daturastramoniumis an annual herb, with stem erect and spreading branches above. It is common in the waste land, fields and gardens in Baghdad district. Leaves, seeds and roots contain the alkaloid daturine (a mixture of the two alkaloids hyoscyamine and atropine) and also contain scopolamine alkaloid (Hyosine) acids, tannin and... Continue Reading
TABLE OF CONTENT: i. Acknowledgement ii. Abstract iii. Objective iv. Introduction v. Hypothesis vi. Material &Method vii. Data Result viii. Discussion ix. Conclusion x. Recommendation xi. Reference Cited ... Continue Reading
SYNTHESIS AND 1 HNMR CHARACTERIZATION OF Co(II) AND Fe(II) COMPLEXES OF MIXED SCHIFF BASE LIGAND DERIVED FROM SALICYLALDEHYDE AND 2-HYDROXY-1-NAPHTHALDEHYDE WITH 2-AMINOPHENOL A RESEARCH PROJECT BY NKEMJIKA, EMMANUEL EKE 12/SC/CH/256 SUBMITTED TO DEPARTMENT OF CHEMISTRY FACULTY OF SCIENCE UNIVERSITY OF UYO, UYO AKWA IBOM STATE IN PARTIAL... Continue Reading
ABSTRACT In this study, the whole plant of Mimosa pudica was extracted using absolute ethanol. The crude ethanolic extract and its isolated triterpenoid glycoside were tested for antifungal activity towards Aspergillus flavus and Trichophyton rubrum using Well Diffusion Method. At concentrations of 25 – 100 mg/mL, the extract possesses... Continue Reading
ABSTRACT Groundnut (Arachis Hypogaea) shell and carpet grass (Axonopus flexuosus) were assessed for bioethanol production using dilute acid hydrolysis (10 %, 15 % and 20 % H2SO4) and fermentation using yeast (saccharomyces cerevisiae). The percentage yields were determined to be 27.15 %, 19.69 % and 8.79 % for groundnut shell and 22.69 %, 13.92 %... Continue Reading
CHAPTER ONE 1.0 INTRODUCTION Bioactive plants are commonly used by traditional healers or in folklore medicines for the relief of pain or some alignments. This act of m edication has made some plant families popular (Heinrich 2000; Kuete et al ., 2006).The acceptance of traditional medicine as an alternative form of health care has assisted... Continue Reading
TABLE OF CONTENT Pages Title Page i Certification ii Dedication iii Acknowledgements iv Table of Contents v Abstract vii CHAPTER ONE 1.0 Introduction/Background of Study 1 1.1 Aim 4 1.2 Statement of Research Objective 4 1.3 Scope of Study 5 1.4 Literature Review 5 1.4.1 Structure and Composition of Lignocellulose Biomass 6 1.4.2 Cellulose 6 1.4.3... Continue Reading
Sorption and desorption of rifampicin was assessed on three different soil. Sorption mechanism was studied in terms of equilibrium and kinetics at different pH. Linear, Freundlich and Langmuir isotherm models were adopted to study the isotherm. The experimental data were best described by pseudo-second order kinetics (R 2 = 1.00). It was observed... Continue Reading
ABSTRACT The proximate compositions of African elemi nut were investigated by analyzing the moisture content, crude fat, ash content, crude fibre, crude protein and total carbohydrates in the nut. The associations of official analytical chemist (AOAC, 2000) methods were used. The values obtained from the proximate analysis were; moisture content... Continue Reading
ABSTRACT The production of potassium salt K 2 SO 4 from unripe plantain agricultural waste was carried out. The sample randomly sourced from canteens located in Owerri West, Imo State. From the result of analysis carried out on the peels was found to contain highest level of K 2.55 ± 1.54 mg/g. other mineral component found were Na 159 ± 1.3... Continue Reading
ABSTRACT This work, Chemistry and Therapeutic Effects of Analgesics is an effort to bring together various works which has been done about drugs with analgesic properties, comparison of their effectiveness to pain management and the chemistry associated to pain. It also seeks to bring to the interest of a chemist, the import of application of a... Continue Reading
ABSTRACT Harvested water run-off from five different houses with stone coated roof were sampled in Ichida, Anambra state for the effect of the roof on the harvested water. The pH and metal content of the harvested water run-off were analyzed. The result of the analysis where compared with the World Health Organization standard. The results showed... Continue Reading
ABSTRACT Cocoa ( Theobroma cacao L .) fruits are important commodity of economic value since the seeds or beans is used to produce high demand products such as cocoa powder, butter and chocolate. The processing of cocoa fruits generates a large amount of cocoa pod husk discard as wastes ( Alemawor et al., 2009). Cocoa pod husk represents between... Continue Reading
ABSTRACT This project is aimed at producing a good quality surface shine (polish) of long lasting value. For clarity, polish is a substance rubbed on the surface of materials to make them smooth and shinny. Polish has being of immense importance in protecting leather cum wooden surface and enhancing their beauty. To produce a stander polish, hard... Continue Reading
Abstract This research work examined and compares the physicochemical properties and some chemical constituents of selected energy drinks. Fourteen (14) brands of energy drinks samples consisting eleven (11) liquid and three (3) powdered forms were randomly purchased. All samples were analyzed for their physicochemical properties (pH, turbidity,... Continue Reading
Abstract The optimization of biodiesel production from two non-edible oils and studies of their fuel and biodegradability properties was carried out. The two oil feedstocks (Yellow oleander and Castor oils) were extracted from their seeds using an oil expeller and their physicochemical properties such as iodine value, moisture content,... Continue Reading
ABSTRACT The Pulverized stem bark of Indigofera arrecta was exhaustively extracted with methanol and concentrated in vacuo using rotary evaporator at 40 0C.The extract was later subjected to solvent partitioning to yield soluble extracts of n-hexane, ethyl acetate, chloroform, and methanol. General phytochemical screening of the fractions revealed... Continue Reading
ABSTRACT The Pulverized stem bark of Indigofera arrecta was exhaustively extracted with methanol and concentrated in vacuo using rotary evaporator at 40 0C.The extract was later subjected to solvent partitioning to yield soluble extracts of n-hexane, ethyl acetate, chloroform, and methanol. Genernal phytochemical screening of the fractions... Continue Reading
ABSTRACT The Pulverized stem bark of Indigofera arrecta was exhaustively extracted with methanol and concentrated in vacuo using rotary evaporator at 40 0C.The extract was later subjected to solvent partitioning to yield soluble extracts of n-hexane, ethyl acetate, chloroform, and methanol. Genernal phytochemical screening of the fractions... Continue Reading
ABSTRACT This study was initiated as a follow-up information on some impounded products tomato puree (Samples A and B) chocolates and candies (Samples C, D, E and F) imported from China, and sold in Nigerian markets. This result as their failure to meet National Agency for food drug administration and control (NAFDAC) regulatory standard. Samples... Continue Reading
ABSTRACT This research work focused on the application of environmental management systems in a soap production plant. An environmental management systems (EMS) is a tool used to implement a structure programme of continual improvement in environmental management system. It is a tool for managing the impacts of organization’s activities in the... Continue Reading
CHAPTER ONE INTRODUCTION 1.1 BACKGROUND OF STUDY 1.1.1 CORROSION Corrosion is defined as a natural process, which converts refined metal to their more stable oxide. It is the gradual destruction or degradation of materials (usually metals) by chemical reaction with their environment which are most likely inevitable. Corrosion is a natural and... Continue Reading
CHAPTER ONE INTRODUCTION 1.0 GENERAL INTRODUCTION Energy is a fundamental pillar of modern society as well as being an essential building block for socio-economic development (UNIDO, 2007). The awareness of the imminent depletion of fossil fuels coupled with a global energy crisis has stimulated interest in the research for alternative... Continue Reading
ABSTRACT The research investigated the extract and phytochemical screening of (pumpkin leaves). The plant leaves were collected dried grinded and extracted using water by a cold extraction (maceration) method. The filtrated was concentrated and their subjected to phytochemical screening... Continue Reading
ABSTRACT This research was set out to investigate the microbiological and physiochemical parameters of yam peels, these were carried out using standard methods and the result obtained showed that the total bacteria counts of the fresh yam peels was 3.52x105efuml on day 0 of analysis. Further analysis in subsequent... Continue Reading
ABSTRACT Drying is a unit operation that is employed to calcuim sulphate slurries in order to remove or reduce the content of the liquid to an acceptable low value. The liquid content of a dried calcium sulphate varies from product to product. The experiment was carried out in the ceramic laboratory where the same... Continue Reading
PRODUCTION OF SURFACE ACTIVE AGENTS (LAUNDRY SOAP) IN CHEMISTRY LABORATORY ABSTRACT In this project work, the researcher analysed the properties of surface-active agents (laundry soap) to be an excellent cleanser because of its ability to remove stains from surfaces. The researcher work was based mainly on internet print out, textbooks and... Continue Reading
INVESTIGATION OF THE PRODUCTION OF GOOD QUALITY ETHANOL FROM LOCAL RAW MATERIAL (CASSAVA) USING MICRO ORGANISM WITHIN OUR LOCALITY ABSTRACT A literature review of ethanol production from local materials especially from cassava is presented. The study was carried out to investigate the production of a good quality ethanol from cassava using... Continue Reading
ABSTRACT In this project we review the work of some authors on differential calculus. Different types of functions and the method for finding their derivatives were also considered the application of differential calculus was death with to show the importance of this work. TABLE OF... Continue Reading
ABSTRACT Based on the fact that there has been a high rate of poor nutrition in Oredo local government area of Edo State, the study determine the causes and effect of the condition child under age... Continue Reading
ABSTRACT The estimation of vitamin C in Tangerine Juice was investigated, the results obtained using titrimetric method shows that one tangerine fruit juice contains approximately 10mg of vitamin C content, and the 19 fruits sample used in the experiment contains about 190mg of... Continue Reading
ABSTRACT The estimation of vitamin C in Tangerine Juice was investigated, the results obtained using titrimetric method shows that one tangerine fruit juice contains approximately 10mg of vitamin C content, and the 19 fruits sample used in the experiment contains about 190mg of... Continue Reading
ABSTRACT This research was set out to investigate the microbiological and physiochemical parameters of yam peels, these were carried out using standard methods and the result obtained showed that the total bacteria counts of the fresh yam peels was 3.52x105efuml on day 0 of analysis. Further analysis in subsequent... Continue Reading