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Explain the following:
(i) Temporary hardness can remove by boiling
(ii) Soft water lathers with soap but hard water not.

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Temporary Hardness: Caused by bicarbonates of calcium and magnesium. This hardness can be easily removed by boiling, as the bicarbonates decompose to insoluble carbonates that can be filtered out. Permanent Hardness: A tougher nut to crack, arising from chlorides and sulfates of calcium and magnesium...
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Temporary Hardness: Caused by bicarbonates of calcium and magnesium. This hardness can be easily removed by boiling, as the bicarbonates decompose to insoluble carbonates that can be filtered out.

Permanent Hardness: A tougher nut to crack, arising from chlorides and sulfates of calcium and magnesium.

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