Question

Which phrase defines activation energy? (1 point)O energy input needed to break bonds of reactantsO energy stored in chemical bondsO energy output when product bonds are formedO energy required to break a chemical bond

Answer 1

energy input needed to break bonds of reactants

Step-by-step explanation:

Just took the quick check

Answer 2

The phrase tha best describes activation energy is energy input needed to break bonds of reactants.