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3.4 Using concentrations of solutions in mol/dm3

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Question 40

A laboratory record for solution R is shown.

MeasurementValue
SoluteSodium nitrate
Mass concentration17.0 g/dm3
Relative formula mass, MrM_rMr​85.0
Volume of sample taken75.0 cm3

Calculate the amount, in mol\text{mol}mol, of sodium nitrate in the sample.

[3]
Markscheme

3.4 Using concentrations of solutions in mol/dm3 Questions

  1. GCSE
  2. /Chemistry
  3. /3.4 Using concentrations of solutions in mol/dm3

106 exam-style questions on AQA GCSE Chemistry 3.4 Using concentrations of solutions in mol/dm3, covering 3.4.1 Concentration in mol/dm3. Each one has a worked solution and a mark scheme showing where the marks go.

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