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Chemistry · May / June 2024 · Paper 11 · Question 25

5070Preparation of salts

Which pair of reagents is used in a school laboratory to prepare a sample of pure barium sulfate?

  1. Abarium carbonate and dilute sulfuric acid
  2. Bbarium carbonate and sodium sulfate
  3. Cbarium chloride and sodium sulfate
  4. Dbarium hydroxide and concentrated sulfuric acid

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Correct answer: C. barium chloride and sodium sulfate

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