At 22 degrees celsius the vapor pressure of pure acetone, C3H6O is 189.2 torr and of pure diethyl ether C4H10O is 451.8 torr. calculate the mole fraction of acetone:
a. in a solution with diethyl ether at 22 degrees celsius if the total pressure is 325.0 torr
b. in the vapor state above the solution described in a) above