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    General Chemistry Principles
  4. Exam
    Exam 15: Principles of Chemical Equilibrium
  5. Question
    Given That the Equilibrium Concentrations of [N<sub>2</sub>] = 0
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Given That the Equilibrium Concentrations of [N2] = 0

Question 71

Question 71

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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