I know the answer is Kc = 5.90×10^–6, but I keep getting 3.40x10^-9. What am I doing wrong? Some ammonia and oxygen are combined in a sealed vessel, both at a concentration of 0.0150 M. The following equilibrium is established, with the concentration of nitrogen gas 0.00196 M at equilibrium: 4 NH3 (g) + 3 O2(g) ⇄ 2 N2 (g) + 6 H2O (g)

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I know the answer is Kc = 5.90×10^–6, but I keep getting 3.40x10^-9. What am I doing wrong?

Some ammonia and oxygen are combined in a sealed vessel, both at a concentration of 0.0150 M. The following equilibrium is established, with the concentration of nitrogen gas 0.00196 M at equilibrium:

4 NH3 (g) + 3 O2(g) ⇄ 2 N2 (g) + 6 H2O (g)

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