The temporary hardness of water due to calcium bicarbonate can be removed by:

Adding

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Boiling

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Filtration

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Adding HCl

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Solution

The correct option is B Boiling
In this method the calcium and magnesium bicarbonate present in water and decomposed into calcium and magnesium carbonates, which are insoluble in water, hence they settle down and soft water is drained. $C a {(H C o_{3})}_{2} \to C a C O_{3} ↓ + C o_{2} + H_{2} o M g {(H C o_{3})}_{2} \to M g C O_{3} ↓ + C o_{2} + H_{2} o$

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Which of the following compound is formed during the removal of temporary hardness of water containing calcium bicarbonate through boiling?

Temporary hardness may be removed from water by adding

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