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How changing concentration affect rate of reaction between hydrochloric acid and calcium carbonate?
Member rating: No Rating | Words: | Submitted: Mon Dec 11 2006
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How does changing concentration affect the rate of reaction between hydrochloric acid and calcium carbonate? In my experiment, I am aiming to find out how and why different concentrations of hydrochloric acid affect calcium carbonate chips. CaCO3 + 2HCl › CaCl2 + CO2 +H2O Apparatus List * Side arm test tube (10ml) * Hydrochloric acid * Distilled water * Calcium Carbonate Chips/powder (3 chip sizes) * Delivery tube * Water * Bung * Measuring Cylinder (10ml) * Measuring Cylinder (100ml) * Container * Stopwatch * Test Tube Rack * Weighing Scales (2 d.p) * Clamp * Stand Here is how I set up my apparatus; Method * I filled a container 2/3 full. * I filled a 100ml measuring cylinder with water and turned it upside down in the container and attached the other end of the cylinder to the clamp. * I put the test tube in the test tube rack and attached the delivery tube to side. I put the other end of the delivery tube in the upturned measuring cylinder. *...
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