if alpha is the degree of dissociation o...

if `alpha` is the degree of dissociation of `Na_2SO_4` , the vant Hoff's factor (i) used for calculating the molecular mass is

A

`1+alpha`

B

`1-alpha`

C

`1+ 2alpha`

D

`1-2alpha`

Verified by Experts

The correct Answer is:

C

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