Chemistry / Equilibrium Expressions
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Solution: Kc = 2.6 x 108 at 825 K for the reaction2H2(g) + S2(g) ⇌ 2H2...

Question

Kc = 2.6 x 108 at 825 K for the reaction

2H2(g) + S2(g) ⇌ 2H2S(g)

The equilibrium concentration of H2 is 0.0020 M and S2 is 0.0010 M. What is the equilibrium concentration of H2S?

  1. 10 M
  2. 0.10 M
  3. 0.0010 M
  4. 1.0 M