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3.2 Methods of separating and purifying substances

3.2 Methods of separating and purifying substances

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Question 28

A student prepared a solution of nickel sulfate by reacting nickel carbonate with dilute sulfuric acid.

Describe how the student could obtain pure, dry crystals of nickel sulfate from this nickel sulfate solution.

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Markscheme

3.2 Methods of separating and purifying substances Questions

  1. GCSE
  2. /Chemistry
  3. /3.2 Methods of separating and purifying substances

107 exam-style questions on Edexcel GCSE Chemistry 3.2 Methods of separating and purifying substances, covering 3.2.1 Pure substances and mixtures, 3.2.2 Techniques for separating mixtures, 3.2.3 Paper chromatography and Rf values, and 3.2.4 Making water potable. Each one has a worked solution and a mark scheme showing where the marks go.

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