At T (K), Kc for the reaction, \(\rm A_2(\mathrm{~g}) \rightleftharpoons {B}_2(\mathrm{~g})\) is 99.0. Two moles of A2 (g) was heated to T (K) in a 1L closed flask to reach the above equilibrium. What are the concentrations (in mol L-1) of A2 (g) and B2 (g) respectively at equilibrium?
1
1.86, 0.0187
2
1.98, 0.02
3
0.0187, 1.86
4
0.02, 1.98