At 80°C, the vapor pressures of pure liquid benzene and toluene are 745 Torr and 290 Torr, respectively. A solution prepared by mizing benzene and toluene obeys Raoult's Law. At this temperature, if the mole fraction of benzene in the solution is 0.340, determine the partial pressure of toluene in the vapor above the solution. a. 290 Torr b. 145 Torr c. 518 Torr d. 760 Torr e. 191 Torr

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