1.

The temporary hardness of water due to calcium bicarbonate can be removed by addingA. `CaCO_(3)`B. `CaCI_(2)`C. HCID. `Ca(OH)_(2)`

Answer» Correct Answer - D
`Ca(HCO_(3))_(2)+Ca(OH)_(2)to underset("(Insoluble)")(2CaCO_(3))+2H_(2)O`


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