Some ways in which water is used are shown below. 1 for drinking 2 in chemical reactions 3 in swimming pools 4 in washing Which of these uses require the water to be chlorinated?
- A1 and 2
- B1 and 3
- C2 and 4
- D3 and 4
Chemistry 0620 · IGCSE · Water
Chemistry 0620 · IGCSE · Water
Some ways in which water is used are shown below. 1 for drinking 2 in chemical reactions 3 in swimming pools 4 in washing Which of these uses require the water to be chlorinated?