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Permanent hardness of water is due to...

Permanent hardness of water is due to

A

Chlorides of Ca and Mg

B

Sulphates of Ca and Mg

C

Chlorides and sulphates of Ca and Mg

D

Bicarbonates of Ca and Mg

Text Solution

Verified by Experts

The correct Answer is:
(c )
Permanent hardness of water is due to the presence of chlorides and sulphates of Ca and Mg.
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