Chemistry 5070 · O Level · Water

Water — practice question

What is the purpose of adding chlorine to the water supply?

  • AChlorine is used to desalinate the water.
  • BChlorine kills bacteria that may be present in the water.
  • CChlorine precipitates solids that may be present in the water.
  • DChlorine removes tastes and odours from the water.

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