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Which of the following units is useful i...

Which of the following units is useful in relating concentration of solution with its vapour pressure?

A

Mole fraction

B

Parts per million

C

Mass percentage

D

Molality

Text Solution

Verified by Experts

The correct Answer is:
A
Mole fraction is used in relating vapour pressure with concentration of solution and according to the Roult.s law ,the partial vapour pressure of each component in the solution is directly proportinal to its mole fraction .
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