Most chemical reactions are carried out at constant…Group of answer choicespressurevolumetemperature

An individual step in a reaction mechanism.Group of answer choiceselementary stepmicro-stepsimple stepprimary step

If a chemical reaction requires an input of energy in order for it to occur, then the reaction is _____.Group of answer choicesendergonicexergonicNext

If a chemical reaction releases energy, then the reaction is _____.Group of answer choicesexergonicendergonic

The activation energy of a reaction can be lowered by the addition of a:Group of answer choicesCatalystProductSubstrateCofactor

Which of these is one of the five types of chemical reactions?