The isomerization of methyl isocyanide, CH3NC ? CH3CN, follows first-order kinetics. The half-lives were found to be 161 min at 199°C and 12.5 min at 230°C. Calculate the activation energy for this reaction.
6.17 × 10-3 kJ/mol
31.4 kJ/mol
78.2 kJ/mol
124 kJ/mol
163 kJ/mol