1.

Boiling point of chloroform was raised by 0.323 K, when 0.5143 g of anthracene was dissolved in 35 g of chloroform. Molecular mass of anthracene is (\[{{K}_{b}}\] for \[CHC{{l}_{3}}\]= 3.9 kg mol?1)                [Pb PMT 2000]

A.                 79.42 g/mol          
B.                 132.32 g/mol
C.                 177.42 g/mol        
D.                 242.32 g/mol
Answer» D.                 242.32 g/mol


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