Question

All exothermic reactions _____. Select all that apply.

are endothermic
are exothermic
release energy
are rapid reactions

Answer 1

Are Rapid Reaction

release energy

Answer 2

All exothermic reactions _.release energy____

Explanation:

Exothermic reactions are those that give off energy, for example in the form of heat in combustion (it has a negative enthalpy variation, the energy of the products being less than the energy of the reagents)