For the reaction: 3H2(g) + N2(g) ↔ 2NH3(g) Kc = 480 At equilibrium, a reaction contains...

For the reaction: 3H2(g) + N2(g) ↔ 2NH3(g) Kc = 480

At equilibrium, a reaction contains 0.3M N2(g) and 4.0M NH3(g). What is the concentration of H2(g)?

Expert Solution

3H2(g) + N2(g) ↔ 2NH3(g)

Kc = [NH3]² /[H2]³ [N2]

480 = (4)²/[H2]³ *0.3

[H2]³ = 16/480*0.3

[H2]³ = 1/9

[H2] = 1/2 = 0.5M

queen_honey_blossom answered 2 years ago

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