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How many grams of a non volatile solute ...

How many grams of a non volatile solute having a molecular mass of 90 g/mole are to be dissolved in 97.5 g water in order to obtain relative lowering in the vapour pressure of 2.5 percent:

A

25

B

18

C

12.5

D

9

Text Solution

Verified by Experts

The correct Answer is:
C
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