For the Reaction: N₂(g)+ 2 O₂(g)⇌ 2 NO₂(g),K_c = 8

question 90

Multiple Choice

For the reaction: N₂(g) + 2 O₂(g) ⇌ 2 NO₂(g) ,K_c = 8.3 × 10^-10 at 25°C.What is the concentration of N₂ gas at equilibrium when the concentration of NO₂ is twice the concentration of O₂ gas?

• A)2.1 × 10^-10 M
• B)4.2 × 10^-10 M
• C)2.4 × 10⁹ M
• D)4.8 × 10⁹ M

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