Acetone, C3H6O, and ethyl acetate, C4H8O2, are organic liquids often used as solvents. At 30 degrees C, the vapor pressure of acetone is 285 mmHg and the vapor pressure of ethyl acetate is 118 mmHg. The solution is prepared at 30 degrees C by dissolving 31.5 g of acetone in 17.0 g of ethyl acetate?
What is the mole fraction of each component in the vapor at 30 degrees C?