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

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Question 54

A technician has a sodium nitrate solution with a concentration of 12.0 g/dm3. The technician measures out 350 cm3 of the solution and adds water until the total volume is 500 cm3.

Calculate the concentration of sodium nitrate in the diluted solution.

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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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