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44 At 80C, the vapour pressure of pure liquid A is 520 mm of Hg and that of pure liquid B is 1000 mm of Hg if a mixture of A and B boils at 80C and 1 atm pressure, the amount of A in the mixture is (1) 50 mol% (2) 52 mol% (3) 34 mol % (4) 48 mol % |
| Answer» 44 At 80C, the vapour pressure of pure liquid A is 520 mm of Hg and that of pure liquid B is 1000 mm of Hg if a mixture of A and B boils at 80C and 1 atm pressure, the amount of A in the mixture is (1) 50 mol% (2) 52 mol% (3) 34 mol % (4) 48 mol % | |