Question

The value of P° for benzene is 640 mm of Hg. The vapour pressure of solution containing 2.5gm substance in 39gm. benzene is 600mm of Hg the molecular mass of X is –
(a) 65.25
(b) 130
(c) 40
(d) 75

Answer 1

Hello Friend

Option.A

Thank you

Answer 2

$\huge\mathfrak\pink{anSwEr}$

go for option A

A) 65.25 ✔️

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