Given the Following Two Reactions and Their Corresponding Equilibrium Constants

question 167

Multiple Choice

Given the following two reactions and their corresponding equilibrium constants:
N₂(g) + O₂(g) 2 NO (g) K c1 = 4.3*10 -²⁵ 2 NO₂ (g) 2 NO (g) + O₂(g) K c2 = 1.6 10 - 10 Combine these two reactions in a manner such that they sum to the net reaction that follows and then evaluate its equilibrium constant. N₂(g) + 2 O₂(g) 2 NO₂ (g) K net = ??

• A) 6.9×10 ^{- 35}
• B) 7×10 ^{- 15}
• C) 6.3×10⁹
• D) 3.7×10¹⁴
• E) 2.3×10²⁴

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