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3.2 Use of amount of substance in relation to masses of pure substances

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Question 22
F

Four samples of different solutions were taken.

Which sample contains 15 g of solute?

[1]
A

0.50 dm30.50\ \text{dm}^30.50 dm3 of a solution of concentration 20 g/dm320\ \text{g/dm}^320 g/dm3

B

2.0 dm32.0\ \text{dm}^32.0 dm3 of a solution of concentration 6.0 g/dm36.0\ \text{g/dm}^36.0 g/dm3

C

5.0 dm35.0\ \text{dm}^35.0 dm3 of a solution of concentration 4.0 g/dm34.0\ \text{g/dm}^34.0 g/dm3

D

1.5 dm31.5\ \text{dm}^31.5 dm3 of a solution of concentration 10 g/dm310\ \text{g/dm}^310 g/dm3

Markscheme

3.2 Use of amount of substance in relation to masses of pure substances Questions

  1. GCSE
  2. /Chemistry
  3. /3.2 Use of amount of substance in relation to masses of pure substances

40 exam-style questions on AQA GCSE Chemistry 3.2 Use of amount of substance in relation to masses of pure substances, covering 3.2.1 Moles, 3.2.2 Amounts of substances in equations, 3.2.3 Using moles to balance equations, 3.2.4 Limiting reactants, 3.2.5a Concentration of solutions, and 3.2.5b Relating mass, volume and concentration. Each one has a worked solution and a mark scheme showing where the marks go.

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