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3.5 Use of amount of substance in relation to volumes of gases

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Question 20
H

Two gases with different relative molecular masses are compared at the same temperature and pressure. Equal volumes of the two gases are taken.

Which statement about the two samples is correct?

[1]
A

They have equal masses and equal numbers of molecules.

B

They have equal masses but different numbers of molecules.

C

They have different masses and different numbers of molecules.

D

They have different masses but equal numbers of molecules.

Markscheme

3.5 Use of amount of substance in relation to volumes of gases Questions

  1. GCSE
  2. /Chemistry
  3. /3.5 Use of amount of substance in relation to volumes of gases

100 exam-style questions on AQA GCSE Chemistry 3.5 Use of amount of substance in relation to volumes of gases, covering 3.5.1 Volumes of gases. Each one has a worked solution and a mark scheme showing where the marks go.

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