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6.1 Rate of reaction

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Question 18
F

Excess marble chips react with 50 cm3 of dilute hydrochloric acid. Which change would make the reaction faster but produce the same total volume of gas?

[1]
A

Using 100 cm3100\ \text{cm}^3100 cm3 of the same dilute acid

B

Using 50 cm350\ \text{cm}^350 cm3 of a more concentrated acid

C

Using 100 cm3100\ \text{cm}^3100 cm3 of a more concentrated acid

D

Using powdered marble instead of marble chips

Markscheme

6.1 Rate of reaction Questions

  1. GCSE
  2. /Chemistry
  3. /6.1 Rate of reaction

41 exam-style questions on AQA GCSE Chemistry 6.1 Rate of reaction, covering 6.1.1a Calculating rates of reactions, 6.1.1b Gradient of a tangent as rate, 6.1.2 Factors which affect the rates of chemical reactions, 6.1.3 Collision theory and activation energy, and 6.1.4 Catalysts. Each one has a worked solution and a mark scheme showing where the marks go.

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