Enthalpy Flashcards
1
Q
Standard Enthalpy of Formation?
A
1 mol of compound formed by its elements under standard states and conditions
2
Q
Standard Enthalpy of Combustion?
A
When 1 mol of a substance is fully combusted in oxygen under standard states and conditions
3
Q
Standard Enthalpy of a Reaction?
A
Difference between total reactant molar enthalpies and total product molar enthalpies calculated for a substance under their standard states.
4
Q
Hess’s Law
A
Enthalpy change accompanying a chemical change is independent on the route which the chemical reaction occurs
5
Q
Mean Bond Enthalpy
A
Energy required to break or make 1 mol of a covalent bond under standard states and conditions