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8.1 Rates of reaction

8.1 Rates of reaction

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Question 6

Which change would decrease the rate of the reaction between zinc and dilute sulfuric acid?

A

Using the same mass of zinc but as larger pieces instead of a fine powder

B

Increasing the concentration of the sulfuric acid

C

Heating the sulfuric acid to a higher temperature

D

Adding a catalyst to the mixture

Markscheme

8.1 Rates of reaction Questions

  1. GCSE
  2. /Chemistry
  3. /8.1 Rates of reaction

87 exam-style questions on Edexcel GCSE Chemistry 8.1 Rates of reaction, covering 8.1.1 Measuring and interpreting rates of reaction, 8.1.2 Collision theory and the factors affecting rate, and 8.1.3 Catalysts and enzymes. Each one has a worked solution and a mark scheme showing where the marks go.

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