40. An ideal solution was obtained by mixing methanol and ethanol. if the partial vapour pressure of methanol and ethanol are 2.619
κPa and 4.556 κPa respectively, the composition of the vapour wll be
a. 0.635 methanol, 0.365 ethanol
b. 0.365 methanol, 0.635 ethanol
c. 0.574 methanol, 0.326 ehanol
d. 0.173 methanol, 0.827
Ans. b
(56)
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