which is the best definition of activation energy?\n the energy required to end a chemical reaction\n the…

which is the best definition of activation energy?\n the energy required to end a chemical reaction\n the energy required to bind a substrate to an active site\n the energy required to form or break the bonds of reactant molecules\n the energy required to re - form bonds in product molecules
Answer
Answer:
the energy required to form or break the bonds of reactant molecules
Brief Explanations:
Activation energy is the minimum energy needed to start a chemical reaction by breaking or forming reactant - molecule bonds.