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

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Question 58

A student mixes two sodium chloride solutions, A and B. The mixture has a total volume of 500 cm3.

SolutionConcentration (g/dm3\text{g}/\text{dm}^3g/dm3)Volume (cm3\text{cm}^3cm3)
A20300
B10200

Calculate the concentration of sodium chloride in the mixture.

[3]
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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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