Consider the Following Two Equilibria and Their Respective Equilibrium Constants

question 50

Multiple Choice

Consider the following two equilibria and their respective equilibrium constants: (1) NO(g) + ½O₂(g) ⇄ NO₂(g)
(2) 2NO₂(g) ⇄ 2NO(g) + O₂(g)
Which one of the following is the correct relationship between the equilibrium constants K₁ and K₂?

• A)K ₂ = 2/ K ₁
• B)K ₂ = (1/ K ₁)²
• C)K ₂ = − K ₁/2
• D)K ₂ = 1/(2 K ₁)
• E)K ₂ = 1/(2 K ₁)²

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