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Standard XII

Chemistry

Characteristics of Chemical Equilibrium

Vapour pressu...

Question

Vapour pressure of pure $A (p_{A}^{0}) = 100$ mm Hg
Vapour pressure of pure $B (p_{B}^{0}) = 150$ mm Hg

2 mole of liquid A and 3 mole of liquid B are mixed to form an ideal solution. The vapour pressure of the solution will be :

135 mm

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130 mm

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140 mm

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145 mm

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Solution

The correct option is B 130 mm

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Vapour pressure of pure A(p0A)=100 mm HgVapour pressure of pure B(p0B)=150 mm Hg2 mole of liquid A and 3 mole of liquid B are mixed to form an ideal solution. The vapour pressure of the solution will be :

The correct option is B 130 mm

Vapour pressure of pure $A (p_{A}^{0}) = 100$ mm Hg
Vapour pressure of pure $B (p_{B}^{0}) = 150$ mm Hg

2 mole of liquid A and 3 mole of liquid B are mixed to form an ideal solution. The vapour pressure of the solution will be :