Question

Which of the following determines what energy the reactant molecules must achieve for a reaction to occur? (Points : 3) average kinetic energy of reactants activation energy average kinetic energy of products difference between the energies of products and reactants

Answer 1

Activation Energy (:

Answer 2

Activation Energy Definition: The minimum amount of energy required to initiate a reaction and is denoted by Ea.
(source : http://chemistry.about.com/od/dictionariesglossaries/g/bldefacen.htm )

Answer 3

Thank you!