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The rates of reaction between CaCO3 and HCL
Member rating: No Rating | Words: | Submitted: Tue Oct 05 2004
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March 2004 SC1: Chemistry Course work 1 Background information * CaCO3 + 2HCl CaCl + H2O + CO2 * The rate of reaction is affect by: Temperature, Surface area, Volume of HCL, Mass of CaCO3 * The higher the average decrease, in mass, the higher the purity * The ratio of reactions needs to be unbalanced, there needs to be twice the amount of HCL than the mass of CaCO3 * 100g of pure CaCO3 yields 44g of CO2 Problem Two samples of Limestone have been quarried from different points of a quarry (East and West) these need to be tested to see which the purist is. Preliminary Investigation: In mass of CaCO3 and HCL need to be decided to do this I will set up two experiments using: * Conical flasks * Stop Clock * Balance * Spatula * Measuring flask * Powered Limestone * Hydrochloric acid Diagram to show set up of apparatus The two experiments need to test the ratio of reactions this is...
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