1.

A 5% solution of canesugar (mol. wt. =342) is isotonic with 1% solution of a substance \[X\]. The molecular weight of \[X\]  is                          [CBSE PMT 1998]

A.                 34.2       
B.                 171.2
C.                 68.4       
D.                 136.8
Answer» D.                 136.8


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