Vapour pressure of a solution is - Vidyadip

MCQ

Vapour pressure of a solution is

✓
Directly proportional to the mole fraction of the solvent
B
Inversely proportional to the mole fraction of the solute
C
Inversely proportional to the mole fraction of the solvent
D
Directly proportional to the mole fraction of the solute

✓

Answer

Correct option: A.

Directly proportional to the mole fraction of the solvent

a
(a) For solutions containing non-volatile solutes, the Raoult’s law may be stated as at a given temperature, the vapour pressure of a solution containing non-volatile solute is directly proportional to the mole fraction of the solvent.

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