Chemistry, asked by polo222, 9 days ago

Which of the following is/are used in water purification system?

A. Chlorine
B. Copper sulphate
C. Sodium chloride
D. Both A & B

Answers

Answered by neherkararchana11

0

Explanation:

D. Both A & B

is the answer

Answered by naikammar

0

A . Chlorine is the answer

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