CH-710
Surface area
Chemistry · Secondary 3 · Medium · Surface area
A gas syringe is used to measure the volume of carbon dioxide produced when excess hydrochloric acid reacts with 2.0 g of calcium carbonate chips. Which change will increase the initial rate of reaction without changing the total volume of gas collected?
- Use larger pieces of calcium carbonate
- Use smaller chips of calcium carbonate
- Use half the mass of calcium carbonate
- Use more dilute hydrochloric acid
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