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Organic Chemistry Essays and Term Papers
Oxygenand its compounds play a key role in many of the important processes of
life and industry. in the biosphere is essential in the processes of
respiration and metabolism, the means by which animals derive the energy needed
to sustain life. Furthermore, is the most abundant element at the ...
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AlchemyThe science by aid of which the chemical philosophers of medieval times attempted to transmute the baser metals into gold or silver. There is considerable divergence of opinion as to the etymology of the word, but it would seem to be derived from the Arabic al=the, and kimya=chemistry, which in ...
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Effects Of Excessive PesticideWhat is the goal of agriculture? Mainly, it is to produce healthy food, affordable for consumers to purchase, while ensuring that farmers are able to earn a decent income. Recently, with greater environmental awareness in society in general, it is also now very important to protect the ...
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The Making Of The Cat------------------------
Soup or Sandwich
IN THE VERY BEGINNING, about 4.6 billion years ago (give or take a few
years), a small ball of rock, water and gas had come to be and immedi-
ately set about the process of combining its atoms into more and more
complex arrangements. Thus began that ...
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Photochemical SmogGifted Chemistry IB
Alternative Assessment
Historically, the term smog referred to a mixture of smoke and fog, hence the
name smog. The industrial revolution has been the central cause for the increase
in pollutants in the atmosphere over the last three centuries. Before 1950, the
majority of this ...
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Faster Dissolved Oxygen Test KitPurpose
The purpose of my project is to determine if there is any significant
difference in dissolved oxygen (DO) levels as measured by the traditional HACH®
method or the newly developed CHEMets® test kit under typical field conditions.
Hypothesis
My hypothesis is that there is no significant ...
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Acid Rainis polluted rain. The pollutants go up to the atmosphere and when
it rains it brings the pollution down with it. Sulfur dioxide and nitrogen
oxide are the gases that form the . When these gases mix with moisture
it can make rain, snow, hail, or even fog. The scientific term for is
acid ...
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Arthur Kornberg(1918-), American biochemist and physician, claims he has never met "a dull enzyme." He has devoted his life to pursuing and purifying these critical protein molecules. His love of science did not spring from a family history rooted in science. He was born on March 3rd, 1918, the son of ...
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Bioremediation Of Explosives In Contaminated SoilTNT is not the kind of substance that most people think of composting, but it can be done! At several U.S. Army depots, the water used in processing explosives was disposed of through evaporation from unlined lagoons. This has resulted in sediments and soils that are contaminated with TNT (2,4,6- ...
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Chlorineis (at room temperature) a greenish-yellow gas that can be
readily liquefied at 5170 Tarr or 6.8 atmospheres, at 20 C (68 F), and has a
very disagreeable odor. It’s Element Symbol is Cl, atomic number is 17, and
atomic mass is 35.453. ’s melting point is -101 C or 149.8 F. The
boiling point is ...
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Science Experiment On Odor Changes Of Various ChemicalsThe purpose of my experiment was to research and determine why the odor changed after mixing several controlled substances. The experiment involves esterification, which is the reaction of carboxylic acids and alcohol’s to form esters. First, I put 4 ml of vinegar in a test tube and noted the ...
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AddictionRebecca Nitz
Intro to Psychology
29 Nov. 2010
Addiction
Addiction can easily be classified as one of the biggest, scariest problems our country faces today. Weather its an addiction of alcohol or addiction of shopping, it seems to occur everywhere we go and those who face an addiction find ...
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The Chlorine Debate: How White Do You Want It??
Chlorine is one of the world's most widely used chemicals, the building
element vital to almost every United States industry. We use chlorine and
chlorine-based products whenever we drink a glass of water, buy food wrapped in
plastic, purchase produce in the supermarket, pour bleach into a ...
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The Choosing Of A Landfill SiteThere is currently much debate on the desirability of landfilling particular
wastes, the practicability of alternatives such as waste minimisation or pre-
treatment, the extent of waste pre-treatment required, and of the most
appropriate landfilling strategies for the final residues. This debate ...
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The Cause And Effects Of Acid Mine DrainageINTRODUCTION
Imagine going fishing on a cool Autumn day, the trees are all different
shades of orange, brown and red and the birds are singing their beautiful songs,
but their is a serious problem because when you arrive at the river all plant
and animal life are gone. This is by no means a ...
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Benzene, C(6)H(6), is a clear, colorless, flammable liquid that is insoluble in water.Its boiling point is 80 degrees C (176 degrees F). In the past was obtained from
the distillation of coal in the absence of air. Today most is made syntheticallyfrom petroleum products.
The is a closed ring of six ...
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FermentationIt is impossible to set a date as to the first time was performed. It is possible, however, to guess, and this guess is roughly 8,000 years ago. Wine has been written about for centuries, in the Greek and Roman myths and scriptures. The Greek god of wine, Dionysius, was in charge of the atop ...
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Lazzaro SpallanzaniLazzaro Spallanzai, was the Italian physiologist who was one of the
founders of experimental biology. Born in Scandiano, a small town in the
providence of Emilia on Jan. 12, 1729 , Spallanzani was among the many
dedicated philosophersof the eighteeth century (Lazzaro...1). His main
scientific ...
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Bitter Sweet Aspartame A Diet DelusionBitter Sweet Aspartame: A Diet Delusion
I have always been a health and weight conscious individual. Because my thyroid does not work, I am automatically prone to weight gain. At the office, I have found my click amongst those sitting around the lunch table with their salads and and diet ...
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