Changing the pressure on the reaction

1 mark · Normal

Which statement best explains why increasing the pressure of a reaction involving only liquids has little effect on the rate?

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Correct option: Liquid particles are already close together, so increasing pressure does not significantly increase the number of collisions.

Common mistakes: Choosing an answer involving evaporation or breaking molecules

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Marking points

B1 · 1 mark · Chooses the correct explanation about closely packed liquid particles.

Worked solution

A is correct. Liquid particles are already close together, so increasing pressure does not significantly increase the number of collisions.