"Liver as catalase and hydrogen peroxide" Essays and Research Papers

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    The Hydrogen Bomb

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    bombs and hydrogen bombs. The hydrogen bomb is the most powerful‚ destructive bomb of all. In this essay I’m going to give a brief history of the hydrogen bomb‚ the chemistry behind the bomb‚ and how much destruction the hydrogen bomb can do. After the Soviet Union’s atomic bomb success during the cold war‚ the U.S wanted something bigger and stronger. In 1950‚ President Harry S. Truman announced work on the hydrogen bomb. A group of scientists led by Edward Teller created the first hydrogen bomb in

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    The Hydrogen Bomb

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    <b>Thesis Statement</b><br>The hydrogen bomb is a nuclear weapon in which light atomic nuclei of hydrogen are joined together in an uncontrolled nuclear fusion reaction to release tremendous amounts of energy. The hydrogen bomb is about a thousand times as powerful as the atomic bomb‚ which produces a nuclear fission explosion about a million times more powerful than comparably sized bombs using conventional high explosives such as TNT.<br><br><b>The Hydrogen Bomb</b><br>The Atomic Bomb Was A Essential

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    Liver Disease

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    This essay will describe the structure and function of the heart‚ it will also explain the meaning of Atherosclerosis and how it can lead to myocardial infarctions and angina. It will also discuss and identify the factors that can increase the risk of Coronary Heart Disease and how lifestyle changes can prevent it. The main function of the human heart is to pump blood around the body. It is a muscular cone shaped organ‚ the average size of the human heart is the size of a clenched fist and weights

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    Hydrogen Research

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    TECHNICAL REPORT SERIES Potential for Hydrogen as a Fuel for Transport in the Long Term (2020 - 2030) - Full Background Report - EUR 21090 EN Institute for Prospective Technological Studies Potential for Hydrogen as a Fuel for Transport in the Long Term (2020 - 2030) - Full Background Report - Matthias Altmann Patrick Schmidt Reinhold Wurster Martin Zerta Dr. Werner Zittel (Edited by Hector Hernandez) March 2004 EUR 21090 EN European Commission Joint Research Centre (DG

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    Effect of Catalase at Different Temperatures Abstract The role of this experiment is to determine the effect of temperature on enzymatic activity. The results of the experiment were the colder the temperature the slower the reaction rate and the hotter the temperature the faster the reaction rate. Introduction Enzymes are chemical substances found in living cells and they act as catalysts of the various chemical reactions that occur in them.(Preszler‚ 2012) They bind to substrates that have

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    Hydrogen Bonding

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    SCH4U 03/04/13 Hydrogen Bonding Purpose: The purpose of this investigation is to test the concept of hydrogen bonding. Hypothesis: Given the concept of hydrogen bonding I predict that the bulky glycerol molecules limits the number of possible hydrogen bonds. If water is mixed with glycerol should make it possible for water to form many hydrogen bonds with the glycerol molecules‚ causing it to become a exothermic reaction. Because glycerol has more possibilities for hydrogen bonding I believe

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    Hydrogen and Helium

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    temperature; this chemical element is abbreviated as He. Helium has two protons in its nucleus whereas the atomic number of helium is 2 and is listed in group VIII of the periodic table. As a noble gas helium is almost chemically inert‚ unreactive. After hydrogen‚ helium is the most abundant element in the universe. During an eclipse in 1868‚ French astronomer Pierre Janssen discovered helium. After Helium was proven to be an element it was named by a British chemist Sir Edward Frankland and British astronomer

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    Hydrogen Cars

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    Hydrogen Automobiles The effect of pollution that is emitted from vehicles is a serious concern in today ’s society. The cause of this pollution is the toxic emissions from current vehicles. This toxic emissions or pollution destroys the Earth ’s ozone layer or atmospheric gases Acknowledging these facts‚ many are very concerned with the condition of the Earth ’s atmospheric gases in the future. In just a very short time‚ scientists produced a new vehicle which only emits water out of its exhaust

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    Hydrogen and the Noble Gases Hydrogen is the chemical element with atomic number 1. It is represented by the symbol “H”. It is an odorless‚ nonmetallic‚ tasteless and highly explosive gas. Hydrogen is the lightest and most abundant chemical element in the universe. It forms 1- ions when combined with metals‚ and 1+ ion when combined with non-metals to form acids. Hydrogen is “the fuel of life”; without it to combine with oxygen we would not have water. Water is made of two parts hydrogen

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    - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Effect of Substrate Concentration on Catalase Aim: An experiment to find out how the concentration of hydrogen peroxide affects the rate of reaction of the enzyme catalase. Background Information: Enzymes such as catalase are globular protein molecules with catalytic properties. A catalyst is a substrate which can alter the rate of reaction without itself undergoing any permanent change. As they are not changed

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