Which of the following mixtures forms an ideal solution?

Solution $A$ contains acetone dissolved in chloroform and solution $B$ contains acetone dissolved in carbon disulphide. The type of deviations from Raoult's law shown by solutions $A$ and $B$,respectively,are:

At $88 \, ^\circ C$,the vapor pressure of benzene is $900 \, \text{torr}$ and the vapor pressure of toluene is $360 \, \text{torr}$. What is the mole fraction of benzene in the mixture with toluene at $1 \, \text{atm}$ and $88 \, ^\circ C$? Assume benzene and toluene form an ideal solution.

Which of the following will form an ideal solution?

Which of the following liquid pairs shows a positive deviation from Raoult's law?

On mixing $10 \ mL$ of acetone with $40 \ mL$ of chloroform,the total volume of the solution is