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Liquid Nitrogen Surface Area
1,858 wordsIntroduction Background and Theory. Experimental Procedure. Results and Discussion Conclusions and Recommendations Nomenclature... References B. Equipment Diagram... The hydrogenolysis of ethane on a nickel on kieselguhr catalyst has only been conducted using a cylindrical pellet shaped catalyst of unknown surface area. We used a powdered version of this catalyst and compared its performance with that of the pellet catalyst. This comparison was conducted using one gram of catalyst in each reacto...
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Evaporating Dish Filter Paper
870 wordsChemistry Lab Physical Separation Lab The purpose of this lab was to try different methods to physically separate various materials. The variables for this lab were the evaporation of the water and / or the loss of sand or salt. My hypothesis for this lab was that the sand could be filtered out of the water and AUTHOR gouverneur Page PAGE 1 DATE 10 / 12 / 00 Ring stand - used to hold the wire gauze and the evaporating dish Ring - used to hold the wire gauze in place on the ring stand Wire gauze ...
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Sex In Advertising Calvin Klein
1,541 wordsSex in Advertising Brett Delta Baskin Mr. Blair World lit 122 A December 2, 1996 The use of sex in advertising has become a major selling method in the society we live in today. It began sixty years ago when a beautiful young woman introduced the first windproof lighter and a new wave of advertising emerged The Pinup Girl. She advertised everything from lighters to laundry soap. She even recruited for the U. S. armed forces (Parade Magazine; pg 6). Sexuality in advertising is now a major area of...
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Fatty Acids Important Part
603 wordsCarbohydrates and lipids / fats are a very important part of our lives. They have many similarities and differences among each other, which distinguish them from other macromolecules. Carbohydrates, which include sugar and their polymers, are used by organisms for fuel and building material. They come in many various forms going from simplicity to complexity. The simplest, monosaccharides, compose of single sugars whose parts are arranged around asymmetric carbons. They generally have a molecula...
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Surface Water 24 Hours
855 words? ? ? ? ? ? ? ? I am going conduct an experiment to find the porosity of different rocks. The porosity of a rock is how much water it can hold, or the volume of air gaps that it has. To do this experiment I will soak different rocks in water and measure the differences. The equation for the porosity, expressed as a fraction is X 100 VOLUME OF PORE SPACE TOTAL VOLUME OF ROCK? ? ? ? ? ? ? ? There are quite a lot of factors affecting the porosity of rocks. They include the following: Grain size If ...
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Bone Mass Bone Loss
1,457 wordscondition Hypogravitational Osteoporosis Osteoporosis: a condition characterized by an absolute decrease in the amount of bone present to a level below which it is capable of maintaining the structural integrity of the skeleton. To state the obvious, Human beings have evolved under Earths gravity " 1 G" . Our musculo skeleton system have developed to help us navigate in this gravitational field, endowed with ability to adapt as needed under various stress, strains and available energy ...
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