find the percent of water in a hydrate‚ the hydrate must be heated. The experiment did not only show how dehydration occurs‚ but this experiment also gives an accurate and definite portrayal of the amount of water that is removed Background Information A hydrate is any compound that contains water. An anhydrous compound is a hydrate in which the water is taken out of it by a process of dehydration. One example would be Epsom salts. The chemical formula for Epsom salts is MgSO4 · 7H2O. Hypothesis
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Brayden Shaver Electrolytes in Sports Drinks September 30‚ 2016 Electrolytes in Sports Drinks Drinks are full of many substances that make up the taste‚ color‚ and uses of the beverages. One very important part of a sports drink are electrolytes. An electrolyte is a liquid gel that contains ions and can be decomposed by electrolysis‚ it is present in a battery. This substance is in many of the everyday drinks we use. From the orange juice we drink in the morning to the many sports drinks
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maintains his religious beliefs while on the life boat through his daily ritual prayers‚ which helps sustain him. He is faced with physical difficulty‚ ranging from salt-water boils‚ to the threat of death by a tiger‚ to cold‚ to starvation‚ to dehydration and other difficulties. However‚ he continues to pray regularly‚ and must plead to God in order to survive his ordeal. He remembers the misery he felt after such a long time away from God‚ saying‚ "It was natural that‚ bereft and desperate as I
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Mary Mallon was a hardworking‚ well respected chef in the 1880s. She cooked for the wealthy families of New York. In 1906‚ Mary was hired by Charles Henry Warren to cook for his family during the summer at their vacation home. One day‚ one of his daughters came down with typhoid fever‚ a form of food poisoning. Within a few days half of the people in the home had become sick. Nobody could figure out where the typhoid had came from‚ so a man named George Soper‚ who was a sanitary engineer‚ decided
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Second-degree burns Burns extends to middle skin layer‚ dermis Swelling‚ redness and pain observed Burnt area may turn white on touch Blisters develop‚ that ooze a clear fluid Scars may develop Restricts movement‚ if injury occurs at joint Dehydration may occur Healing time varies‚ depends on extent
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The Excretory System The importance of the excretory system The excretory system involves a process which removes unwanted products from the body’s chemistry. In general‚ excretion is the process of separating wastes from the body fluids and eliminating them. Examples include the removal of carbon dioxide in the air we exhale‚ and unwanted nitrogen in sweat‚ nails and hair. Explain the various methods of excretion in the human body There are four (4) organ systems which are responsible
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The Molecules of Cells (Chapter 3 in your textbook) Without water and carbon-based molecules‚ no life as we know it! Carbon: The Backbone of Life • Living organisms consist mostly of carbon-based compounds Also‚ H‚ N‚ O‚ P‚ and S…… • Carbon is unparalleled in its ability to form large‚ complex‚ and diverse molecules. Why? Principal source of carbon on Earth? • Proteins‚ DNA‚ carbohydrates‚ lipids‚ and other molecules that distinguish living matter are all composed of carbon. C21H36N7O16P3S Coenzyme
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Mastering Concepts 2.1 1. Which chemical elements do organisms require in large amounts? Carbon‚ oxygen‚ hydrogen‚ nitrogen‚ sulfur‚ and phosphorus are the chemical elements that organisms require in large amounts. 2. Where in an atom are protons‚ neutrons‚ and electrons located? An atom’s protons and neutrons are in its nucleus. A cloud of electrons surrounds the nucleus. 3. What does an element’s atomic number indicate? An atom’s atomic number indicates the number of protons in its nucleus
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CHM456 ORGANIC CHEMISTRY 1 LABORATORY Contact hours: 3 hours/week Laboratory textbook: Pavia‚ Lampman‚ Kriz and Engel‚ Introduction to Organic Laboratoy Techniques 3rd Edition (2011) ** Students MUST obtain a copy of the textbook Synopsis This is an organic chemistry practical course which reinforce the theory and concepts studied in Organic Chemistry 1 (CHM456). It covers the learning of simple laboratory techniques such as reflux‚ distillation‚ extraction‚ crystallization and melting point
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Dysentery Dysentery is a very dangerous and contagious bacterial infection‚ known as Shigella bacillus‚ which affects the lining of the colon and intestinal tract (Margolis 2011). This bacterial disease has been known to wipe out armies since ancient times‚ but was majorly recognized during the Civil War from 1861 to 1865 (Civil War Society 2002). The severe abdominal pain‚ fever and the painful bowel movements accompany the Shigella bacillus infection which caused doctors to try find a solution
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