The amount of energy required to start a reaction is called the _____ energy.Multiple choice question.entropycompletionactivationfeedback

The amount of energy that reactants must absorb before a chemical reaction will start.Group of answer choicesthermal energychemical energyactivation energyfree energypotential energykinetic energyNext

The minimum amount of energy that is needed to start a chemical reaction is called

The energy of activation is the minimum amount of energy needed for a reaction to take place and is often called the _____ that must be crossed.

When energy is released, the reaction is said to be _____.

Activation energy can be described as __________.View Available Hint(s)for Part Aenergy needed to activate an enzymemetabolismenergy that must be invested to start a reactionenergy released by a chemical reaction