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

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Question 23
F

A solution of copper sulfate has a concentration of 40 g/dm3.

One student takes 250 cm3 of the solution. A second student takes 500 cm3 of the same solution.

How much more copper sulfate is dissolved in the second student's sample than in the first student's sample?

[1]
A

5.0 g5.0\ \text{g}5.0 g

B

10 g10\ \text{g}10 g

C

20 g20\ \text{g}20 g

D

40 g40\ \text{g}40 g

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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