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

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Question 7

A technician measures 120 cm3 of a lithium chloride solution. The concentration is 30 g/dm3.

What is the mass of lithium chloride dissolved in this volume of solution?

[1]
A

4.0 g4.0\ \text{g}4.0 g

B

3.6 g3.6\ \text{g}3.6 g

C

3600 g3600\ \text{g}3600 g

D

0.25 g0.25\ \text{g}0.25 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

131 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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