snehakaushal72
Answered

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How can we regain the hardness of water by adding lime?​

Sagot :

Avishsingh

Answer:

Softening - In water softening, hydrated lime is used to remove carbonate "hardness" from the water. Hardness caused by other calcium and magnesium salts, called noncarbonate hardness, is generally treated by means of the lime-soda process, which entails the precipitation of magnesium by lime.

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