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1. |
What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively ? |
A. | 780.5 |
B. | 756.2 |
C. | 805 |
D. | 880.5 |
Answer» B. 756.2 | |