Reactant A can participate in both of these reactions: 1) A + B --> C + D ∆Grxn = –15.6 kJ 2) A + E --> F + G ∆Grxn = –20.5 kJ Reaction 1 has a much higher rate than Reaction 2 under the sa

Reactant A can participate in both of these reactions:

1) A + B --> C + D ∆Grxn = –15.6 kJ

2) A + E --> F + G ∆Grxn = –20.5 kJ

Reaction 1 has a much higher rate than Reaction 2 under the same reaction conditions. Explain this observation in terms of activation energy.