MCQOPTIONS
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| 1. |
Benzene and toluene form nearly ideal solutions. At 20°C, the vapour pressure of benzene is 75 torr and that of toluene is 22 torr. The partial vapour pressure of benzene at 20°C for a solution containing 78 g of benzene and 46 g of toluene in torr is [AIEEE 2005] |
| A. | 25 |
| B. | 50 |
| C. | 53.5 |
| D. | 37.5 |
| Answer» C. 53.5 | |