For the Nitrogen Fixation Reaction 3H₂(g) + N₂(g) ⇌ 2NH₃(g) $\circ$

question 54

Multiple Choice

For the nitrogen fixation reaction 3H₂(g) + N₂(g) ⇌ 2NH₃(g) , K_c = 6.0 * 10^-2 at 500 ^$\circ$ C. If 0.250 M H₂ and 0.050 M NH₃ are present at equilibrium, what is the equilibrium concentration of N₂

• A) 0.750 M
• B) 2.7 M
• C) 0.250 M
• D) 0.025 M
• E) 1.85 M

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