Given That the Equilibrium Concentrations of [N₂] = 0

question 25

Multiple Choice

Given that the equilibrium concentrations of [N₂] = 0.035 M, [C₂H₂] = 0.057 M, and [HCN] = 6.8 × 10^-4 M, find the value of the equilibrium constant expression for the reaction:
N₂(g) + C₂H₂(g) ⇌ 2 HCN

• A) 3.4 × 10^-1
• B) 2.9
• C) 4300
• D) 2.3 × 10^-4
• E) 6.8 × 10^-1

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