Liquids A and B form an ideal solution in the entire composition range. At 350K, the vapour pressures of pure A and B are `9 xx 10^3` Pa and `16 xx 10^3` Pa, respectively. The composition of the vapour in equilibrium with a solution containing 30 mole percent of A at this temperature is:

Liquids A and B form an ideal solution in the entire composition range. At 350K, the vapor pressure of pure A and pure B are 7xx10^(3) Pa and 12xx10^(3) Pa, respectively. The composition of the vapor in equilibrium with a solution containing 40 mole percent of A at this temperature is :

Liquids A and B form an ideal solution in the entire composition range. At 350K, the vapor pressure of pure A and pure B are 7xx10^(3) Pa and 12xx10^(3) Pa, respectively. The composition of the vapor in equilibrium with a solution containing 40 mole percent of A at this temperature is :

Liquids A and B form an ideal solution in the entire composition range. At 350K, the vapor pressure of pure A and pure B are 7xx10^(3) Pa and 12xx10^(3) Pa, respectively. The composition of the vapor in equilibrium with a solution containing 40 mole percent of A at this temperature is :

Liquids A and B form an ideal solution in the entire composition range. At 350K, thee vapour pressures of pure A and B are 7xx10^(3)Pa and 12xx10^(3)Pa , respectively. The total vapour pressure in equilibrium with a solution containing 40 mole percent of A at this temperature is 1xx10^(x)Pa . The numerical value of x is __________.

The vapour pressure of pure liquids A and B are 450 mm Hg and 700 mm Hg, resprectively at 350 K. Find the composition of liquid and vapour if total vapour pressure is 600 mm. Hg.

Two liquids A and B form an ideal solution. The ratio of vapour pressures of pure liquids A and B are 3: 5. If the mole fraction of A in the liquid solution at equilibrium with vapours is 0.4, then the mole-fraction of B in the liquid is