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Concentration and Reaction Rate
Member rating: No Rating | Words: | Submitted: Thu Jul 11 2002
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Concentration and Reaction Rate Introduction: Magnesium is a light, shiny gray metallic element, symbol Mg, atomic number 12, found in group two in the periodic table. It is quite reactive giving vigorous reactions towards acids. It is one of the alkaline earth metals, and the lightest of the commonly used metals. Hydrochloric acid, HCl, is a solution of hydrogen chloride (a colourless acidic gas) in water. The concentrated acid is about 35% hydrogen chloride and is corrosive. The acid is a typical strong, it forms only one series of salts, the chlorides. Like most acids, it releases hydrogen ions when it is added to water and certain metals, and has a pH of less than 7. Hydrochloric acid is a common laboratory acid. Putting magnesium into hydrochloric acid. It fizzes and dissolves. Note: Magnesium + Hydrochloric acid = Magnesium Chloride + Hydrogen Mg + 2HCl = MgCl + H Aim: To find...
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