The potential energy of the reactants in a certain elementary reaction is

CHEMISTRY · Subjective · A Level · Chemistry · Kinetics · Kinetics

Problem

15\,\text{kJ mol}^{-1}

. The transition state lies at

68\,\text{kJ mol}^{-1}

. Determine the activation energy for the forward reaction, giving your answer in kJ mol

^{-1}