Chapter 6 Flashcards
1
Q
Endothermic
A
Heat is being absorbed. not spontaneous. positive value *enthalpy
2
Q
Exothermic
A
energy is released. spontaneous. negative value *enthalpy
3
Q
Specific heat
A
The amount of energy required to raise the temperature of 1g of a substance by 1K
4
Q
q=mHv (heat of vaporization)
A
Used when no temp change has happened but the substance changes from gas to liquid or liquid to gas
5
Q
What do you do when the reaction is reversed
A
The delta H stays the same but the sign changes
