1.

The rise in the boiling point of a solution containing 1.8 gram of glucose in 100g of a solvent is 0.1^(@)C. The molal elevation constant of the liquid is

Answer»

0.01 K/m
0.1 K/m
1 K/m
10 K/m

Solution :`K_(B)=(DELTA T_(b))/(m)=(0.1xx100)/((1.8)/(180)xx1000)=1 K//m`.


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