Question

the solution for bleaching powder​

Answer 1

Answer:

Bleaching powder is prepared by passing dry chlorine gas over dry slaked lime. The reaction being essentially: 2Ca(OH)2+2Cl2→Ca(OCl)2+CaCl2+2H2O.

Explanation:

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Answer 2

Answer:

To prepare 1:10 bleach solution add one volume of household bleach (e.g. 1 litre) to nine volumes of clean water (e.g. 9 litres). To prepare 1:100 bleach solution add one volume of 1:10 bleach solution (e.g. 1 litre) to nine volumes of clean water (e.g. 9 litres).