1.

The addition of 3 gm of substance to 100gm C Cl_(4) (M=154 gm "mol^(-1)) raises the boiling point of C Cl_(4) by 0.6^(@)C. K_(b)(C Cl_(4)) is5.03d kg "mol"^(-1)K, K_(f)(CCl_(4)) is31.8 kg "mol"^(-1)K and dencity of solution is 1.64 gm/ml . The Osmotic pressure at 298K is :

Answer»

`3.79 ` ATM
`0.018` atm
`4.65` atm
`251.5` atm

ANSWER :C


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