Chemistry, asked by Anonymous, 8 months ago

what are the methods to remove permanent hardness of water

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Answered by Anonymous

3

It is known that temperary Hardness can be removed thermal treatment.
It is due to the presence of Calcium, Megnesium, carbonate and bicarbonate ions.
Same way Permanent hardness is due to the presence of Calcium, Megnesium, Sulphate and Chloride ions.

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