89.6 Rate Theories of elementary reaction 9.6.5 Comment on SCT 2)As pointed out by SCT, the pre- 3)SCT demonstrated theoretically that exponential factor, dependent only on experimental activation energy depends on the masses of the species involved in the temperature collision can be calculated easily e=RT+e SCT reveals the physical meaning of the pre-exponential factor, i. e, the collision frequency aRT A=L√ee2) As pointed out by SCT, the pre￾exponential factor, dependent only on the masses of the species involved in the collision, can be calculated easily. Ea = RT + Ec 2 1 SCT reveals the physical meaning of the pre-exponential factor, i.e., the collision frequency. 9.6.5 Comment on SCT §9.6 Rate Theories of elementary reaction 3) SCT demonstrated theoretically that experimental activation energy depends on temperature. 2 AB 8RT A L e d     =    