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Essay Samples on Chemistry

Processing Petroleum
Not only are the constituents of crude oil separated but they are often treated into different other useful products as well. Te entire process begins in the crude oil distillation unit (CDU). Al forms of oil refineries possess a CDU which intimates the separation. Mre...
Pages: 6 (1500 words) , Essay , Crude Oil , Bunker Hill
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Phramcology ( modules 2 - 3 )
Atenolol, Mtaprolol and Propranolol have affects on both the beta 1 and beta 2 adrenergic receptors which makes them favorable in the treatment of uncomplicated hypertension but a patient with asthma and renal impairment should not be given these drugs as they have beta-2 blocking...
Pages: 8 (2000 words) , Essay , Blockade
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Personal Statement (Chemistry Major)
I was always amazed how the human mind was able to construct the synthesis of such complicated compounds. Iuse my knowledge of drugs in my current job as a caregiver, were one of my tasks is handling medication intake of my patient. Iapply chemistry to...
Pages: 4 (1000 words) , Essay , Synthesis , Major League Baseball
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Proton exchange membrane fuel cells
This idea was first coined by William T. Gubb of the General Electric Company in 1955. Crrently, te most widely employed membrane electrolyte is DuPont’s Nafion. Tis is because it possesses good chemical and mechanical stability in the challenging proton exchange membrane fuel cell environment....
Pages: 20 (5000 words) , Essay , Exchange Rates , Ethanol Fuel
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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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Protective equipment
However, te SO2 and SO3 blower continued to feed the system because it was steam powered. Tis continued for several minutes until a high temperature in the absorbers were noticed by the workers. Ufortunately the temperature values showed by the absorbers were within the safe...
Pages: 4 (1000 words) , Essay
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Pick a chemical industry or book chapter
About 15% of the worlds production of metallurgical grade silicon is used in semiconductors. Te element used for this purpose is highly refined and only forms a fraction of the total production. Slicon’s crystalline nature gives it significant electrical and mechanical advantages (Maluf & Williams...
Pages: 6 (1500 words) , Essay
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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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Physical Chemistry
The law of multiple proportions that posits that when 2 chemical elements combine to produce more than one likely compound then the proportion of the second element’s mass that joined with a specific mass of the first element will be represented as proportions of whole numbers...
Pages: 4 (1000 words) , Essay , Physical Abuse , Philosophy of Science
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Phosphoric Acid Fuel Cell
This high heat can be turned into a useful source of energy for air conditioners and other thermal energy consuming systems (Onovwiona and Ugursal 389). This property makes the phosphoric acid fuel cell more useful and improves its efficiency to about 80%. The anode electrode...
Pages: 4 (1000 words) , Essay , Sickle Cell Anemia , Ethanol Fuel
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Published synthesis of PD-0332991 (Palbociclib)
The preferred range of temperature is between 60oC to 90oC (the range is important to keep the enzymatic reaction optimum, bsides, tis range attains the desired speed without altering the expected results), wich is maintained for 10 hours. After the process, te intermediate ester formed...
Pages: 4 (1000 words) , Essay
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1 - 11 results of 11 items

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