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6.2 Quantitative analysis

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Question 11

Aluminium sulfate is used in water treatment. In a trial batch, the theoretical yield of aluminium sulfate is 60.0 g and the percentage yield is 85%.

What mass of aluminium sulfate is actually collected?

[1]
A

70.6 g70.6\,\mathrm{g}70.6g

B

9.0 g9.0\,\mathrm{g}9.0g

C

0.71 g0.71\,\mathrm{g}0.71g

D

51.0 g51.0\,\mathrm{g}51.0g

Markscheme

6.2 Quantitative analysis Questions

  1. GCSE
  2. /Chemistry
  3. /6.2 Quantitative analysis

151 exam-style questions on Edexcel GCSE Chemistry 6.2 Quantitative analysis, covering 6.2.1 Concentration in mol dm⁻³ and titration calculations, 6.2.2 Percentage yield and why actual yield falls short, 6.2.3 Atom economy of a reaction, 6.2.4 Choosing a reaction pathway, and 6.2.5 Molar volume of gases and Avogadro's law. Each one has a worked solution and a mark scheme showing where the marks go.

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