A solution is prepared by mixing 75 g of methanol (CH3OH,32.04 g/mol) with 25 g of ethanol (CH3CH2OH,46.07 g/mol) .What is the partial pressure of methanol in the vapor phase at 20 C? 
A) 92 torr
B) 83 torr
C) 75 torr
D) 55 torr
E) 45 torr
Correct Answer:
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