Free Essays - Chemistry Essays
Welcome to the free chemistry essays section. Here you will find a large collection of free chemistry essays which have been submitted to us by our student friends for publishing, with their permission, to help you with your own chemistry essays. Please remember to use these free essays as research material and reference them if you use any quotes.
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- Chemistry Essays: Ethanoic Acid - The characteristic smell of vinegar comes from the inclusion of ethanoic acid (CH3COOH), also known as acetic acid. However, unless pure distilled vinegar is purchased, with a guaranteed and stated composition, there are other acids present in vinegar. For the purposes of this investigation the most volatile acid – ethanoic acid, is taken to be a measure of the acidity. Read this complete chemistry essay...
- Chemistry Essays: Essential Fatty Acids - Fatty acids are important components of lipids (fat-soluble components of living cells) in plants, animals, and microorganisms. Generally, a fatty acid consists of a straight hydrocarbon chain and a terminal carboxyl (-COOH) group. It is the carboxyl group that makes it an acid. If the carbon-to-carbon bonds are all single, the acid is saturated; if any of the bonds is double or triple, the acid is unsaturated and is more reactive. Read this complete chemistry essay...
- Chemistry Essays: Protein in cerebrospinal fluid or CSF - CSF total protein is a biochemical test that is used to determine the amount of protein in cerebrospinal fluid or CSF. CSF is a clear fluid and circulates within the space around the spinal cord (Einstein, 1982). Whenever there is an abnormal protein level recorded in the CSF, it is an indication that there is an abnormal process occurring in the central nervous system as well. Read this complete chemistry essay...
- Chemistry Essays: Excretion & Paracetamol - Investigate urinary excretion of paracetamol in man. Paracetamol, known as acetaminophen in the USA, is one of the most commonly used analgesic and antipyretic drugs available over-the-counter. Its common name derives from the full chemicalname: para-acetyl-amino-phenol, with the chemical formula C8H9NO2 and a molecular weight of 151.17. Read this complete chemistry essay...
- Chemistry Essays: Saline & Fluids in the Body - Using saline as an example, outline the importance of solutions in the body and what is the concentration of 'normal saline' and how the concentration of saline is controlled in the body and what effects on the cells an increase in saline concentration would have. Our bodies are fifty to sixty percent water, which therefore makes water an essential fluid for our bodies. Read this complete chemistry essay...
- Chemistry Essays: Chemistry Report on Explosives - What is meant by oxidation and show how oxidation reactions are used to cause explosions. Oxidation is the term used for the combination of a substance with oxygen, or in general any reaction where an atom or molecule loses electrons. This can be shown as: C(s) + O2 (g) CO (g) S=solid, g=gas. Gunpowder or black powder is the oldest explosive we know. Read this complete chemistry essay...
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