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Essay Samples on Chemistry

Hydrogen Energy
The world today is heavily dependent on regular supply of fossil fuels from a few nations - this endangers geopolitical and price stability. On the other hand, dependence on hydrogen and fuel cells involves easy and trouble-free access to a large variety of fossil fuels,...
Pages: 6 (1500 words) , Essay , Economics of Energy Markets , Wind Energy
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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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Hydrogen as alternative energy
Hydrogen sources are methane and some bacteria and algae. Acording to an approximation, ech 9/10 atoms in this universe are hydrogen. Hydrogen was discovered by a British fellow, Hnry Cavendish in 1766, were he also proved hydrogen to be an integral part of water. Te...
Pages: 4 (1000 words) , Essay , Alternative Medicine , Alternative Fuels
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How Does The Drug Molly Work
Short for molecule, Mlly is considered to be the purest MDMA, wereas Ecstasy is usually laced with caffeine, mthamphetamine or other ingredients. Te Drug Enforcement Administration finds that MDMA has a very high potential of risk, tat is why the most controlled substance is and...
Pages: 4 (1000 words) , Essay , Drug Addiction , College Campuses
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Harer Process
The Haber process has helped achieve new realms in Agriculture through; icreasing food production, hlping in the balance of the Nitrogen Cycle (Fullick & Fullick, 2001). Hwever, i has its repercussions as the process requires a lot of energies to realize and the fertilizer produced...
Pages: 4 (1000 words) , Essay , Process Examples , Process Analysis Examples
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Hazard Assesment of incense Smoke and cigarette smoke
Emissions from the incense burning were found to exceed the cigarette smoke emissions, wich was higher than the reported environmental tobacco smoke reports that were earlier conducted. Frther analysis discovered that charcoal emissions were the main contributor of the high CO and CO2 concentrations recorded....
Pages: 10 (2500 words) , Essay , Second Hand Smoke , Respiratory System
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Hardness Lab
The percentage cold work was calculated by the bellow formula; Te work table 1 shows the calculated values for the dimensions of sample copper at each percentage reduction in width. I also includes the cross-sectional area, te percentage cold work as well as the hardness...
Pages: 6 (1500 words) , Essay
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History of periodic table
As such he postulated that there exists triad of elements in nature that the middle one has properties that are an average of the other two. Lter on other scientists came to discover other elements which they further would group in to more than sets...
Pages: 6 (1500 words) , Essay , Knights of the Round Table
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How Chemistry Changes the World
The study of chemistry is a true definition of various discoveries. The scientific discipline focused on studying compounds’ reactions, structure, mechanisms, and properties. The impact of chemistry in the global is based on the presence of chemicals everywhere. Naturally, the world is made of chemicals....
Pages: 4 (1000 words) , Essay , Chemistry
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