The vapour pressures of pure liquids and are and mmHg, respectively at On mixing the two liquids, the sum of their initial volumes is equal to the volume of the final mixture. The mole fraction of liquids is in the mixture. The vapour pressure of the final solution, the mole fractions of components and in vapour phase, respectively are :
mole fraction of A in vapour phase
Option 4)
Study 40% syllabus and score up to 100% marks in JEE