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The equivalent weight of compounds (a)...

The equivalent weight of compounds
(a)`Na_(2)SO_(4)" "(b) Na_(3)Po_(4),12H_(2)O" "(c ) Ca_(3)(PO_(4))_(2)`
resepctively are x,y and z. The correct set of molecular weight will be :-

A

`x/2,y/3,z/6`

B

`2x,3y,6z`

C

`x,y/3,z/3`

D

`2x,3y,3z`

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The correct Answer is:
B
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