Calgon is

A

`Na_2HPO_4`

B

`Na_3 PO_4`

C

`Na_6P_6O_18`

D

`NaH_2PO_4`.

Text Solution

Verified by Experts

The correct Answer is:
C
Calgon is sodium hexa metaphosphate `(Na_6P_6O_18)` .
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