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Essay Samples on Chemistry

Analysis & Quality
Fifield & Kealy (2000, 524) point out that a typical analytical laboratory carries out development and day-to-day application of analytical methods in optimum conditions. Acording to them, te successful functioning of activities in an analytical laboratory necessitates simultaneous management of a number of...
Pages: 8 (2000 words) , Essay , Quality , Analytical
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Heat and the Kinetic theory of matter
Generally speaking endothermic and exothermic reactions account on the comparison of heat gained or lost to the surroundings as the environment helps keep one end of the deal at constant r. (oom temperature and pressure) helping in determining which reactions are more active than others....
Pages: 4 (1000 words) , Essay , Dark Matter , Chemistry
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Human Toxic Chemical Hazard And Risk Assessment
The poisoning caused by this toxin is both target organ and systematic. The intoxication is target organ since it affects the liver, cusing its damage and causing other liver diseases such as liver cirrhosis, hpatic fibrosis and fatty liver disease (Abash, 125). Te intoxication is...
Pages: 5 (1250 words) , Essay
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'The regulation of enzyme activity is the most most important and fundamental control for a cell'-Discuss
Increasing the amount of the enzymes in the cell can be done by the cell in two way; eevating the synthesis rate of the enzymes or by slowing the rate of the enzyme degradation. Te cell in this case has the role to regulate the...
Pages: 4 (1000 words) , Essay
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Investigation of an enzyme catalysed reaction
The reaction proceeds as follows; Tis equation shows enzyme catalase converting hydrogen peroxide into hydrogen and water. Bcause enzymes are proteins, tey can be denatured by high temperatures. Tey are also inactivated at low temperatures. Ptato, gam balance, bender, ie insulated ice bucket or water...
Pages: 4 (1000 words) , Essay
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Colourimetric Assay for Paracetamol
The assay is comprised of two parts which are the preparation of standard solutions and obtaining a calibration graph, ad analysis of paracetamol tablets. Fr the first part, pracetamol is weighed into a beaker and dissolved in deionized water. Tis is done in a 1-L...
Pages: 4 (1000 words) , Essay , Color of Water
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Q1./ Discuss how the primary, secondary and tertiary structure of a protein will influence the way in which it behaves when it adsorbs at an oil droplet surface in a food emulsion. Q.2/Describe the molecular characteristics of globular proteins that allo
Both α-lactalbumin and ß-lactoglobulin bind on the surface of casein micelles. Dring emulsification, mlk proteins can rapidly adsorb on the surface of newly formed oil droplets. Tis adsorption decreases interfacial tension and leads to the formation of thick layers that prevent the flocculation or coalescence...
Pages: 4 (1000 words) , Essay
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Industrial production of aluminium from bauxite and recycling
The uncontaminated aluminum hydroxide crystals Al (OH)3. 32O are then heated in an increasingly heated furnace until the temperature is 1100o C, afactor that causes them to decompose and thus form alumina (Al2O3) and water. Snce alumina is covalently bonded, te electrolysis process can only...
Pages: 5 (1250 words) , Essay , Recycling
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Sir Walliam Ramsay
He had written number of articles on picoline and on the decomposed products of the quinine alkaloids. Fom the inception of eighties, h was actively involved in physical chemistry. Hs contributions towards chemistry, bing the most rewarding contribution in terms of stoichiometry and thermodynamics are...
Pages: 4 (1000 words) , Essay , Sir Lancelot , Sir Isaac Newton
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Biofuel Synthesis Project Proposals
Apart from establishing a discrete link between theoretical and practical concepts, tis experiment also aims at promoting individual participation in group work. I addition, srict adherence to all synthesis steps helps students in learning about procedural execution of laboratory processes. I order to optimize the...
Pages: 4 (1000 words) , Essay , Synthesis , Protein Synthesis
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Techniques used in the separation and identification of chemical compound and their real world applications
The juice is then treated with chemicals to kill any fungi which is available in it. I is at this stage, were HPLC finds its use. Tis is because some of the chemicals always remain in the final product. I connection to this, HLC is...
Pages: 4 (1000 words) , Essay , Ray Bradburys
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Biochemistry assignment
Other treatments include, Idine-131 therapy and external radiotherapy. Fllow up should be done so as to maintain adequate thyroxin therapy and to detect persistent or recurrent thyroid carcinoma (Schlumberger, 2000). Ezyme linked immunosorbent assay (ELISA) was used to measure levels of five serum proteins as...
Pages: 5 (1250 words) , Essay , The Mayor of Casterbridge , Elisa Allen
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Personal profile about Roger Tsien who is biochemist
After pouring most of his free time towards experiments at his basement laboratory, h was able to win the Westinghouse talent search. Hs winning entry in the national prize completion was an investigation of how metals bind to thiocyanate (Tsien, 2014). O graduation from Livingston...
Pages: 5 (1250 words) , Essay , Chemistry
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From cocoa bean to chocolate bar
During the process of fermentation the beans are supposed to be mixed slowly to introduce oxygen into the heap. Te oxygen helps in turning alcohol into acetic and lactic acid (Belitz, Gosch & Schieberle, 2009). Te liquid form of the pulp is usually drained from...
Pages: 6 (1500 words) , Essay , Like Water for Chocolate , Bean Trees
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Biochemistry Task4
Low temperatures reduce the reaction energy of an enzyme. Adolase B act on F1P substrate, i catalyse the carbohydrates in mammals. Asence of the enzymes in the body of mammals leads adverse effects on the body of organisms due to build-up of F1P in the...
Pages: 4 (1000 words) , Essay , Protein Synthesis , Fructose Corn Syrup
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Fine Chemical Production
The ‘Big Four’— the People’s Construction Bank of China, te Agricultural Bank of China, te Bank of China, ad the recently established Industrial and Commercial Bank of China (Hess 25). Istitution building began in the initial reform period with the formation of a two-level banking...
Pages: 10 (2500 words) , Essay , East Asian Economies , Kudler Fine Foods
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Pharmacokinetics of the seroteninergic anorectic agent, dexfenfluramine
Of dexfenfluramine is mainly through oral, ihalation routes and lesser extent intravenous infusion in compound called dexfenfluramine hydrochloride (C12H16F3N, Hl)1. Oal administration of compound under the name of ‘redux’ was in capsules enclosing white crystalline powder weighing 15mg. Te oral route is favoured due to...
Pages: 5 (1250 words) , Essay , Agent Orange
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Effect of electromagnetic radiation on human health
These produce high-intensity magnetic field. Hgh frequencies are caused by antennas or radar. Pevious studies used numerical techniques, fr example, te studies of Gandhi et al. wich induced current density in human body tissues by means of the impedance method (qtd. i Dughiero, Frzan and...
Pages: 8 (2000 words) , Essay , Leukemia , Biological Explanation
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The use of Isotopes in medicine
In effect, te decay time is enough for the physicians to conduct any medical test. Te use of the technetium-99 in the diagnosis of medical conditions has notable advantages, a well as, dsadvantages. Te property of technetium-99 as a pure gamma emitter is important in...
Pages: 4 (1000 words) , Essay , Sterilization
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John Dalton's Atomic Theory
Next he also said that compounds are made up of atoms combining in a fixed ratio and lastly, h proposed that chemical reactions merely include the rearrangement of the constituent particles (Thompson, 1807). O a personal level, Ithink that Dalton’s work is truly pioneering and...
Pages: 4 (1000 words) , Essay , Greek Philosopher , Atomic Bomb
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