Chemistry · Solutions and Colligative Properties
Two liquids A and B form an ideal solution. At 300 K, the vapour pressure of a solution containing 2 mol of A and 2 mol of B is 400 mm Hg. At the same temperature, if 1 mol of A is further added to this solution, the vapour pressure of the solution increases to 440 mm Hg. The vapour pressure (in mm Hg) of B in the pure state is:
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240
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