Chemistry, asked by jamunalama77, 5 hours ago

which of the following is removing permanent hardness of water?

Answers

Answered by ca089828

Answer:

When the soluble salts of magnesium and calcium are present in the form of chlorides and sulphides in water, we call it permanent hardness because this hardness cannot be removed by boiling. We can remove this hardness by treating the water with washing soda.

Answered by nazmasheikh85

Answer:

Permanent Hardness of Water:

When the soluble salts of magnesium and calcium are present in the form of chlorides and sulphides in water, we call it permanent hardness because this hardness cannot be removed by boiling. We can remove this hardness by treating the water with washing soda.

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