To investigate the rate of reaction between different concentrations of hydrochloric acid with metal carbonates using calcium carbonate as an example.
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To investigate the rate of reaction between different concentrations of hydrochloric acid with metal carbonates using calcium carbonate as an example. Aim We are going to investigate how concentration affects the rate of reaction; we will be reacting calcium carbonate (CaCO3) with hydrochloric acid (HCl). We will make this a fair test by keeping all the variables the same except the one we are investigating. The products of the reaction between the two are water (H2O) and carbon dioxide (CO2). The equation for this reaction is: Calcium + Hydrochloric › Calcium + Carbon + Water Carbonate Acid Chloride Dioxide Solution CaCO3 (s) + 2HCl (aq) › CaCl2 (aq) + CO2 (g) + H2O (l) To measure the rate of the experiment, I could measure the amount of carbon dioxide (CO2) produced by the experiment at timed intervals (gas syringe experiment), or the decreasing mass of the reactants (mass reduction experiment). Alternatively, I could,...

