Which statement about the composition of vapour over an ideal 1 : 1 molar mixture of…
Chemistry · JEE Advanced · NTA Exams — Solutions
Which statement about the composition of vapour over an ideal 1 : 1 molar mixture of benzene and toluene is correct? Assume the temperature is constant at 25ºC.
Vapour pressure data (25ºC) :
Benzene 75 mm Hg
Toluene 22 mm Hg
Vapour pressure data (25ºC) :
Benzene 75 mm Hg
Toluene 22 mm Hg
- The vapour will contain higher percentage of benzene
- The vapour will contain higher percentage of toluene
- The vapour will contain equal amount of benzene and toluene
- Not enough information is given to make a prediction
Answer
(A) The vapour will contain higher percentage of benzene
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