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
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