Which chemical is used to purify water?
a) Iodine b) Copper Sulphate c) Chlorine d) Caustic soda
Answers
Answered by
6
Answer:
c) Chlorine
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Answered by
4
Answer:
Chlorine
Explanation:
The three chemicals most commonly used as primary disinfectants are chlorine, chlorine dioxide and ozone. Monochloramine, usually referred to as chloramine, is used as a residual disinfectant for distribution
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