Dinitrogen tetroxide partially decomposes according to the following equilibrium:                  N2O4(g)  ⇌  2NO2(g)       A 1.00-L flask is initially charged with 0.400 mole of N2O4. At equilibrium at 373 K, 0.0055 mole of N2O4 remains. What is the equilibrium constant, Kc, for this reaction?            (A) 28          (B) 72          (C) 110          (D) 140

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Chapter14: Chemical Equilibirum
Section: Chapter Questions
Problem 14.87QP: A 2.50-L vessel contains 1.75 mol N2, 1.75 mol H2, and 0.346 mol NH3. What is the direction of...
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Dinitrogen tetroxide partially decomposes according to the following equilibrium:

                 N2O4(g)  ⇌  2NO2(g

     A 1.00-L flask is initially charged with 0.400 mole of N2O4. At equilibrium at 373 K, 0.0055 mole of N2O4 remains. What is the equilibrium constant, Kc, for this reaction?  

         (A) 28

         (B) 72

         (C) 110

         (D) 140

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