Consider the reaction below.   0.150 M  N2O4  is placed in a one liter flask and the system is allowed to reach equilibrium.  Kc at this temperature is 4.5. What is final concentration of  N2O4?    N 2O4 (g)                 2NO2   (g)          (Hint: need quadratic)        0.016 M 5.4 x 10 -33 M 1.1 x 10 -8 M 4.7 x 10 -14 M 0.17 M 0.24  M 9.5  x 10 -3  M 0.120  M

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