CH-712
Surface area
Chemistry · Secondary 3 · Medium · Surface area
A gas syringe is used to measure the volume of carbon dioxide produced when excess marble chips react with dilute hydrochloric acid. Which change will increase the rate of reaction without changing the total volume of gas produced?
- Use larger marble chips of the same total mass.
- Use smaller marble chips of the same total mass.
- Use a higher concentration of hydrochloric acid with the same volume.
- Use more marble chips while keeping the acid the same.
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