Chemistry 0620 · IGCSE · Water

Water — practice question

Water is processed at a waterworks so that it becomes safe to drink. What is contained in the water as it leaves the waterworks?

  • Abacteria only
  • Bbacteria and insoluble substances
  • Cchlorine compounds only
  • Dchlorine compounds and soluble substances

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI