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8.1 Rates of reaction

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Question 52
F

Figure: Mass against time during a gas-producing reaction image

The figure shows mass changing during a reaction. During which interval is the average rate greatest?

[1]
A

The interval with the steepest downward slope

B

Any interval because rate is constant

C

The final horizontal interval

D

The interval with the shallowest downward slope

Markscheme

8.1 Rates of reaction Questions

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

122 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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