Chemistry 9701 · AS & A Level · Group 2

Group 2 — practice question

As organic waste rots in water, carboxylic acids are produced. The water turns acidic and aquatic organisms are killed. Which additives are appropriate for removing this acid pollution?

  • A1, 2 and 3
  • B1 and 2 only
  • C2 and 3 only
  • D1 only

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