Investigating the rate of reaction between marble chips calcium carbonate and hydrochloric acid aim. Fair test mass of marble chips 5g volume of acid 20ml concentration of acid 1 mole collecting same volume of gas 30ml doing repeats using the same apparatus surface area not exact due to chips being different sizes collecting results 3 times i will try to apply all these fair. How the temperature affects rate of reaction between marble chips and hydrochloric acid.
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