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Chemistry · May / June 2024 · Paper 12 · Question 40

5070Separation and purification

What is used to separate a solid mixture of copper powder and sodium chloride to obtain pure, solid samples of each compound? 1 a suitable solvent 2 distillation 3 crystallisation 4 filtration

  1. A1, 2 and 4
  2. B1 and 2 only
  3. C1, 3 and 4
  4. D3 and 4 only

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Correct answer: C. 1, 3 and 4

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