10 mole of liquid 'A' and 10 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 slowly and isothermally. Assuming A and B tobe completely miscible and forming an ideal solution. P_(A)^(@) = 0.6atm and P_(B)^(@) = 0.9 atm If 1/4 of the total amount of liquid solution taken initially is converted to vapour, then moles of A in the vapour will be : [Given : sqrt(2425) = 49.25]

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

1.	10 mole of liquid 'A' and 10 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 slowly and isothermally. Assuming A and B tobe completely miscible and forming an ideal solution. P_(A)^(@) = 0.6atm and P_(B)^(@) = 0.9 atm If 1/4 of the total amount of liquid solution taken initially is converted to vapour, then moles of A in the vapour will be : [Given : sqrt(2425) = 49.25]
Answer» `2.125` `3.875` `4` `1` ANSWER :A