Chemistry 1120 Chapter 7 Review – Complete Study Guide & Practice Questions
(2026)
potential energy - correct answer ✔✔stored energy
kinetic energy - correct answer ✔✔the energy of an object in motion
heat - correct answer ✔✔a measure of the transfer of thermal energy
bond dissociation energy - correct answer ✔✔the amount of energy that must be supplied to
break a bond and separate the atoms in an isolated gaseous molecule
endothermic - correct answer ✔✔a process or reaction that absorbs heat
exothermic - correct answer ✔✔a process or reaction that releases heat
law of conservation of energy - correct answer ✔✔energy can be neither created nor destroyed
in any physical or chemical change
heat of reaction - correct answer ✔✔the difference between the energy of bonds broken in
reactants and the energy of bonds formed in products; "enthalpy change" (∆H)
enthalpy - correct answer ✔✔a measure of the amount of energy associated with substances
involved in a reaction; H
enthalpy change - correct answer ✔✔an alternative name for heat of reaction; (∆H)
(2026)
potential energy - correct answer ✔✔stored energy
kinetic energy - correct answer ✔✔the energy of an object in motion
heat - correct answer ✔✔a measure of the transfer of thermal energy
bond dissociation energy - correct answer ✔✔the amount of energy that must be supplied to
break a bond and separate the atoms in an isolated gaseous molecule
endothermic - correct answer ✔✔a process or reaction that absorbs heat
exothermic - correct answer ✔✔a process or reaction that releases heat
law of conservation of energy - correct answer ✔✔energy can be neither created nor destroyed
in any physical or chemical change
heat of reaction - correct answer ✔✔the difference between the energy of bonds broken in
reactants and the energy of bonds formed in products; "enthalpy change" (∆H)
enthalpy - correct answer ✔✔a measure of the amount of energy associated with substances
involved in a reaction; H
enthalpy change - correct answer ✔✔an alternative name for heat of reaction; (∆H)
