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Grahm's salt is...

Grahm's salt is

A

`Na_(3)PO_(4)`

B

`(NaPO_(3))_(n)`

C

`Na_(2)SO_(4).10H_(2)O`

D

none

Text Solution

Verified by Experts

The correct Answer is:
B
Grahm's salt is `(NaPO_(3))_(n)` and is used in softening of hard water.
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