At 40°C, the vapour pressures in torr, of methyl alcohol and ethyl alcohol solutions is represented by the equation. P = 119X + 135 where X is mole fraction of methyl alcohol, then the value of is (A)

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Question

At 40°C, the vapour pressures in torr, of methyl alcohol and ethyl alcohol solutions is represented by the equation. P = 119X + 135 where X is mole fraction of methyl alcohol, then the value of is

(A) 254 torr
(B) 135 torr
(C) 119 torr
(D) 140 torr

Prashant Kotian · Accepted Answer

Correct answer: A

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