Liquid A and B form an ideal solution. The boiling point of solution is 72∘ C, when the external pressure is 0.6 bar. If then solution contains 200 moles of liquid A, then moles of liquid B is :
[Given:Pₐ=0.4 barand Pᵦ=1.0 barat 72∘C]
A. 200
B. 100
C. 300
D. 400