1.

The  amount of urea to be dissolved in 500 ml of water (K =18.6 K \[mol{{e}^{-1}}\]in 100g solvent)  to produce  a  depression of \[{{0.186}^{o}}C\] in  freezing point  is          [MH CET 2000]

A.                 9 g 
B.                 6 g
C.                 3 g          
D.                 0.3 g
Answer» D.                 0.3 g


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