Question: Dinitrogen tetroxide, N2O4, is a colorless gas (boiling point, 21oC), which dissociates to give nitrogen dioxide, NO2, a reddish brown gas. The equilibrium constant Kc

Dinitrogen tetroxide, N2O4, is a colorless gas (boiling point, 21oC), which dissociates to give nitrogen dioxide, NO2, a reddish brown gas.

The equilibrium constant Kc at 25oC is 0.125. What percentage of dinitrogen tetroxide is dissociated when 0.0300 mol N2O4 is placed in a 1.00-L flask at 25oC?

N,04( g) 2NO2(g)

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