Chemistry 5070 · O Level · Separation and purification

Separation and purification — practice question

By adding water, stirring and then filtering, which mixture can be split into its component substances?

  • Acalcium carbonate and sodium chloride
  • Bmagnesium and iron
  • Csodium chloride and copper(II) sulfate
  • Dsulfuric acid and hydrochloric acid

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