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Law of Conservation of Mass

Why mole frac...

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Why mole fractions in vapour phase and in solution is different ?

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Q. For an ideal binary liquid solution with

P_{A}^{0} > P_{B}^{0}

which relation between

X_{A}

(mole fraction of A in liquid phase) and

Y_{A}

(mole fraction of A in vapour phase) is correct,

X_{B}

Y_{B}

are mole fraction of B in liquid and vapour phase respectively:

Q. For an ideal binary liquid solution with

p_{x}^{0} > p_{y}^{0}

in which relation between

X_{x}

(mole fraction of

x

in liquid phase) and

Y_{x}

(mole of fraction of

x

in vapour phase) is correct where

X_{y}

Y_{y}

are mole fraction of

y

in liquid and vapour phase respectively.

Q. For an ideal binary liquid solution with

P_{A}^{\circ} > P_{B}^{\circ}

, which relation between

X_{A}

(mole fraction of A in liquid phase) and

Y_{A}

(mole fraction of A in vapour phase) is correct?

Q. Benzene and toluene form an ideal solution. Vapour Pressure of pure benzene is 100 torr while that of pure toluene is 50 torr. If mole fraction of benzene in liquid phase is

\frac{1}{3}

, calculate the mole fraction of benzene in vapour phase.

P_{A}^{0}

P_{B}^{0}

108

36

torr respectively. What will be the mole fraction of

A

is vapour phase if

B

has mole fraction in solution

0.5

:

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