At a Certain Temperature the Reaction CO₂(g) + H₂(g)

Multiple Choice

At a certain temperature the reaction CO₂(g) + H₂(g) CO(g) + H₂O(g) has K_c = 2.50. If 2.00 mol of carbon dioxide and 1.5 mol of hydrogen are placed in a 5.00 L vessel and equilibrium is established, what will be the concentration of carbon monoxide?

A) 0.091 M
B) 0.191 M
C) 0.209 M
D) 0.913 M
E) 1.05 M