Chemistry · Solutions
At 300 K, the vapour pressure of a pure liquid 'A' is 70 mm Hg. It forms an ideal solution with another liquid 'B'. The mole fraction of B in the solution is 0.2 and the total vapour pressure of the solution is 84 mm Hg at the same temperature. What is the vapour pressure (in mm Hg) of pure liquid B at 300 K?
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