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Aim: My aim in this investigation is to find out if the concentration affects the rate of a reaction between HCL and calcium carbonated chips. Prediction: I predict that the higher the concentration of hydrochloric acid the faster the rate of the reaction will be. This is because I think there is more acid particles in 2 molar of hydrochloric acid than in 1 molar of hydrochloric acid to react with the particle of the limestone chips. Fair test: I think that I will keep it a fair test by using the same equipment for every time I do this experiment weather it is with 2moler or weather it is with 0.5 molar I will keep the same equipment. I will also keep the same weight of the chips, which will be 3g, and I will also keep the same amount of acid in each experiment, which will be 15 ml. Equipment: *Gas...

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