Chemistry · May / June 2020 · Paper 12 · Question 18
5070Rate of reaction
Which change in conditions, for the reaction between zinc and dilute sulfuric acid, increases the rate of reaction by lowering the activation energy?
- Aadding a catalyst
- Bincreasing the concentration of the acid
- Cincreasing the surface area of the zinc
- Dincreasing the temperature
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Correct answer: A. adding a catalyst
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