At `323K`, the vapour pressure in millimeters of mercury of a methanol-
Channel: Doubtnut
Date: 2020-04-12

At `323K`, the vapour pressure in millimeters of mercury of a methanol-ethanol solution is represented by the equation `p=120X_(A)+140`, where `X_(A)` is the mole fraction of methanol. Then the value of `underset(x_(A) to 1)(lim) (p_(A))/(X_(A))` is: