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Chemical additive which can be used to r...

Chemical additive which can be used to remove water hardness is

A

`Na_(2)[Na_(4)(PO_(3))_(6)]`

B

`Ca(OH)_(2)`

C

`Na_(2)CO_(3)*10H_(2)O`

D

`CaCO_(3)`

Text Solution

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The correct Answer is:
A, B, C
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