Standard enthalpy of formation (ΔH°f): The enthalpy change when one mole of a compound is formed from its elements in their standard states.
How to apply it: Use ΔH°rxn = ΣΔH°f(products) − ΣΔH°f(reactants) to calculate reaction enthalpies.
Course: AP Chemistry · Unit: Thermodynamics
Practice questions about Standard enthalpy of formation (ΔH°f) on AimFive — get rubric-based feedback showing exactly which points you earned.
AP and Advanced Placement are trademarks of College Board. AimFive is not affiliated with or endorsed by College Board.