Question

1. In a 10 L vessel at 1000 K, 0.25 mol of SO2 and 0.20 mol of O2 react to form
0.162 mol of SO3, at equilibrium. The value of Kc. at 1000 K is
(A) 7.4x 10^-2
(B) 5.6 x 10^-2
(C) 2.8 x 10^2
(D) 4.2 x 10^3
​

Answer 1

Answer:

C 2.8 x 10^2 is the answer