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

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Question 2

Calcium nitrate is dissolved in water to make a stock solution. Each 1 dm3 of the stock solution contains 36 g of calcium nitrate.

a.

A measuring cylinder is filled with 250 cm3 of the stock solution.

Calculate the mass of calcium nitrate in the measuring cylinder.

[3]
b.

A second measuring cylinder is filled with 500 cm3 of the stock solution.

Give the mass of calcium nitrate in the second measuring cylinder.

[1]
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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