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Consider the reaction carried out at constant volume: 2 SO2(g) + O2(g) ⇌ 2 SO3(g). For initial conceEquilibrium Chemistry Question

Question

Consider the reaction carried out at constant volume:
2 SO2(g) + O2(g) ⇌ 2 SO3(g).
For initial concentrations of SO2 and O2 of 2.0 M and 1.5 M, respectively, the equilibrium O2 concentration is 0.80 M. What is the value of Kc for this reaction?

A.

6.8

✓ Correct
B.

2.9

C.

0.34

D.

0.15

💬
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