Question
Vapour pressure of pure 'A' is 70 mm Hg at 25 °C. It forms an ideal solution with 'B' in which the mole fraction of A is 0.8. If the vapour pressure of the solution is 84 mm Hg at 25 °C, the vapour pressure of pure 'B' at 25 °C is
Vapour pressure of pure 'A' is 70 mm Hg at 25 °C. It forms an ideal solution with 'B' in which the mole fraction of A is 0.8. If the vapour pressure of the solution is 84 mm Hg at 25 °C, the vapour pressure of pure 'B' at 25 °C is