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If P^(@) and P(s), the V.P. of solvent a...

If `P^(@)` and `P_(s)`, the V.P. of solvent and solution respectively and `N_(1)` and `N_(2)` are the mole fraction of solvent then :

A

`p=p^(@)n_(1)`

B

`p^(@)-p=n`

C

`p=p^(@)n_(1)`

D

`p=p^(@)(n_(1)//n_(2))`

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