10 mole of liquid 'A' and 20 mole of liquid 'B' is mixed in a cylindrical vessel containing a piston arrangement. Initially a pressure of 2 atm is maintained on the solution. Now, the piston is raised slowely and isothermally. Assume ideal behaviour of solution and A and B are completely miscible. P_(A)^(@) = 0.6 atm and P_(B)^(@) = 0.9 atm The pressure at which (1)/(3) theof the total amount (by mol) of liquid solution taken initially will be present in the vapour form is [Given: sqrt(57) = 7.55]

10 mole of liquid 'A' and 20 mole of liquid 'B' is mixed in a cylindri

1.	10 mole of liquid 'A' and 20 mole of liquid 'B' is mixed in a cylindrical vessel containing a piston arrangement. Initially a pressure of 2 atm is maintained on the solution. Now, the piston is raised slowely and isothermally. Assume ideal behaviour of solution and A and B are completely miscible. P_(A)^(@) = 0.6 atm and P_(B)^(@) = 0.9 atm The pressure at which (1)/(3) theof the total amount (by mol) of liquid solution taken initially will be present in the vapour form is [Given: sqrt(57) = 7.55]
Answer» `0.783` `0.800` `0.600` `0.652` ANSWER :A