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6.1 Rate of reaction

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Question 17
F

The rate of a reaction is proportional to the concentration of the acid used. The reaction took 90 s using acid of concentration 1.0 g/dm3. Which time is expected using acid of concentration 3.0 g/dm3?

[1]
A

30 s30\ \text{s}30 s

B

87 s87\ \text{s}87 s

C

270 s270\ \text{s}270 s

D

810 s810\ \text{s}810 s

Markscheme

6.1 Rate of reaction Questions

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

127 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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