Separation techniques are an important part of chemistry. However‚ their importance is not just limited to chemistry; they are also used in our daily lives. Separation techniques are methods used to separate and/or purify mixtures. There are many kinds of separation techniques that are used in our day to day life‚ such as filtration‚ Centrifuging‚ Decanting‚ fractional distillation and sieving. Each of these methods has their own specific uses in our daily lives which make our chores much easier
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The industrial separation process that I have decided to do is gold separation. Gold separation can be done in a number of ways but there is not always one way to do it‚ but the combination of a couple of these processes to extract pure gold. Gold is obtained form the lithosphere. It is separated from the ore found in the lithosphere. Gold’s symbol is Au. Its atomic number is 79 and has an atomic mass of 196.96655 amu. Its melting point is 1064.43°C‚ while its boiling point is 2807.0 °C. It is
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What is a neutral curriculum and can teachers truly leave their beliefs at the door of their classrooms upon entering? To tell the truth‚ this is a question I have pondered on myself for years. My answer to this question is and always has been‚ NO! A neutral curriculum‚ in my opinion‚ is one that lacks any thought on morals‚ character education‚ or a teacher’s religious beliefs. I have yet to meet a teacher who does not‚ on a daily basis‚ interject some kind of personal beliefs about classroom
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Citric Acid Names of chemical substance- Chemical formula: C6H8O7. Elements present in citric acid are; carbon‚ hydrogen and oxygen. Bonding- All the elements in citric acid are non-metals. Citric acid has a covalent bond type. History- in the 8th century jabir ibn hayyar a Persian alchemist was credited with the discovery of citric acid. in 1784 the separation of citric acid from citrus fruits occurred when Swedish chemist Carl Wilhelm Scheele separated citric acid from lemon juice. The next
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Acetylsalicylic Acid (Aspirin) Synthesis Telow‚ AJV Sumicad‚ CJ‚ Tavanlar‚ EMMT‚ Chem 40.1‚ Institute of Chemistry‚ University of the Philippines Los Baños I. Introduction Organic synthesis is the process where a desired organic compound is constructed or prepared from commercially available materials. The objective of organic synthesis is to design the simplest synthetic routes to a molecule. Aspirin‚ also known as acetylsalicylic acid is as salicylate drug often used as analgesic
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amino acids General structure of amino acids (amphoteric type): Zwitter ion C * : α- carbon : α- amino acid NH2 : α- amino group‚ basic (proton acceptor) COOH : α- carboxylic group‚ acidic (proton donor) R : side chain of amino acid Classification of amino acids depending on the nature of side chain: * Neutral *
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Chemistry Research Paper What is an anti acid? According to Cindy Quarters (2010)‚ “Antacids are medicines that are taken orally to help relieve sour stomach‚ heartburn‚ or acid indigestion”. This medicine is available without prescription but it is needed to take the correct dose. The different types of anti acids include calcium carbonate‚ sodium bicarbonate‚ magnesium hydroxide‚ aluminum hydroxide‚ and dihydroxyaluminum sodium carbonate. The cost of the anti acid will depend on how effective it is‚
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Acid rain is considered precipitation in the form of rain‚ snow‚ or fog. It is not regular precipitation. It is precipitation that is polluted by acid. Emissions of sulfur dioxide and nitrogen oxide into the atmosphere cause this precipitation to become acidic. These emissions are released into the atmosphere by human activity‚ such as automobiles‚ industries‚ and electrical power plants that burn fossil fuels like coal and oil. When these gases are released‚ they mix with water vapor in the clouds
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Amino acids are important building blocks; they play an essential role in the formation of proteins and as intermediates in metabolism. Amino acids can serve as cell signaling molecules and can regulate gene expression. An optimal amount of amino acids is essential for health. There are over 500 amino acids‚ however only 20 are commonly found. Amino acids all have an amine functional group and a carboxylic acid functional group. They differentiate from each other in their side chains. Only 10 of
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Should the internet be neutral? I agree on internet neutrality to an extent. Since the begging of time generation‚ to a more modern one. Technology has been a common question to humans. The internet is one of the biggest information charring components. One of the biggest question is should the government set rules for those that control broadband. Theology is growing more and more every day and is changing our lives. Internet neutrality can be possible but there has to be a commitment to
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