Enthalpy Flashcards
1
Q
Enthalpy defintion
A
the heat content of the system
2
Q
enthalpy of fusion
A
the energy produced from melting/freezing pase changes
3
Q
enthalpy of vaportization
A
energy with evaporation/condensation phase changes
4
Q
enthalpy of reaction
A
energy change involved in a reaction
5
Q
enthalpy of combustion
A
energy released when 1 mol of fuel undergoes combustion
6
Q
enthalpy of formation
A
energy required to produce 1 mol of a chemical from its elements
7
Q
What is the enthalpy of formation for elements in their standard state?
A
0
8
Q
bond breaking: endothermic or exothermic?
A
endothermic
9
Q
bond forming: endothermic or exothermic
A
exothermic
