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Temporary hardness may be removed from w...

Temporary hardness may be removed from water adding.

A

`CaCO_3`

B

`Ca(OH)_2`

C

`CaSO_4`

D

`HCl`

Text Solution

Verified by Experts

The correct Answer is:
B
`Ca(HCO_3)_(2)+ Ca(OH)_2 rarr underset("ppt")(2CaCO_3)darr+2H_2O` .
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