Given the following equilibria at 298 K: (1) 2 NO(g) + O₂(g) ⇌ 2 NO₂(g) K₁ = 1.2 ×…

CHEMISTRY · Subjective · A Level · Chemistry · Chemical equilibria (Le Chatelier’s principle and Kc) · Chemical equilibria (Le Chatelier’s principle and Kc)

Problem

Given the following equilibria at 298 K: (1) 2 NO(g) + O₂(g) ⇌ 2 NO₂(g) K₁ = 1.2 × 10¹² (2) N₂O₄(g) ⇌ 2 NO₂(g) K₂ = 8.4 × 10⁻³ Determine the equilibrium constant, Kₓ, for the reaction N₂O₄(g) ⇌ 2 NO(g) + O₂(g) State Kₓ in scientific notation.

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