Chlorine is is used in water treatment as
...Chlorine is is used in water treatment as
a germicide
a decolorizing agent
an antioxidant
a coagulating agent
an aerating agent
Correct answer is A
No explanation has been provided for this answer.
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Carbon exist naturally in the combined state as? ...
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Which of the following pH values is likely to be that of a slightly alkaline solution? ...