Q: The % of chlorine in fresh bleaching powder is about.
A.
10 to 20
B.
20 to 30
C.
30 to 35
D.
40 to 50
Correct Answer:
Option C - (30–35%) chlorine is found in bleaching powder. It is suitable for small water supply Generally 1.5 kg of bleaching Powder is sufficient for one million liters of water.
C. (30–35%) chlorine is found in bleaching powder. It is suitable for small water supply Generally 1.5 kg of bleaching Powder is sufficient for one million liters of water.
Explanations:
(30–35%) chlorine is found in bleaching powder. It is suitable for small water supply Generally 1.5 kg of bleaching Powder is sufficient for one million liters of water.
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