At a Given Temperature, 0 $\rightleftharpoons$ 2 NO₂(g)
A) 3

question 33

Multiple Choice

At a given temperature, 0.0664 mol N₂O₄(g) is placed in a 1.00 L flask. After reaching equilibrium, the concentration of NO₂(g) is 6.1 × 10^-3 M. What is K_c for the reaction below?
N₂O₄(g) $\rightleftharpoons$ 2 NO₂(g)

• A) 3.7 ×10^-5
• B) 1.4 ×10^-4
• C) 5.9 × 10^-4
• D) 9.6 × 10^-2
• E) 1.8 × 10³

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