Question
For the reactionA (g) + 2B (g) <----> C (g) + D (g); Kc=10^12. If the initial no of moles of A,B,C and D are 0.5,1,0.5 and 3.5 moles respectively in a one litre vessel. What is the equilibrium concentratioN for B?
(1) 10^-4
(2) 2 INTO 10^-4
(3) 4 INTO 10^-4
(4) 8 INTO 10^-4