The rate of formation of the complex [Fe(dipy)3]2+ at 25°C following the reaction:
Fe2++3dipy⇌[Fe(dipy)3]2+
is given as : rate=1.45×1013[Fe2+][dipy]3
The rate of disappearance of complex is given as :
rate=1.22×10−4[Fe(dipy)3]2+
Calculate the stability constant of complex. *dipy* is abbreviated for dipyridyl a chelating agent.