JEE Main Chemistry question

ChemistrySolutionsJEE Main

At 88°C benzene has a vapour pressure of 900 torr and toluene has a vapour pressure of 360 torr. What is the mole fraction of benzene in the mixture with toluene that will boil at 88°C at 1 atm pressure, if benzene-toluene form an ideal solution?

Answer: (D)

Solution

At the boiling point, torr. , confirming option (D).

Question ID VK-143274