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Hardness of Water and Treatment

The exhausted...

Question

The exhausted permutit is generally regenerated by percolating through it a solution of :

A

Sodium chloride

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B

Calcium chloride

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C

Magnesium chloride

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D

Barium chloride

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Solution

The correct option is A Sodium chloride
Sodium chloride is used for regeneration of exhausted permutit. It is regenrated by $10 %$ $N a C l$ solution.

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