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

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

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Question 18

A car uses propanol as a fuel. The car requires an average of 1.65 kJ1.65\text{ kJ}1.65 kJ of energy to travel 1 m1\text{ m}1 m. Propanol has an energy content of 1980 kJ/mol1980\text{ kJ/mol}1980 kJ/mol. Calculate the number of moles of propanol needed by the car to travel 240 km240\text{ km}240 km.

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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

38 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 (HT only), 3.2.2 Amounts of substances in equations (HT only), 3.2.3 Using moles to balance equations (HT only), 3.2.4 Limiting reactants (HT only), and 3.2.5 Concentration of solutions. Each one has a worked solution and a mark scheme showing where the marks go.

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