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Calculations involving masses

Calculations involving masses

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Question 31

A student prepared a sample of hydrated copper(II) chloride crystals by reacting copper(II) carbonate with dilute hydrochloric acid. The actual yield of copper(II) chloride was less than the theoretical yield. Give two reasons why the percentage yield of the crystals is less than 100%.

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Markscheme

Calculations involving masses Questions

  1. GCSE
  2. /Chemistry
  3. /Calculations involving masses

258 exam-style questions on Edexcel GCSE Chemistry Calculations involving masses. Each one has a worked solution and a mark scheme showing where the marks go.

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