Fuels Flashcards
1
Q
Chemical energy
A
Enthalpy or heat content (H). Energy stored in bonds between atoms and molecules (sum of potential and kinetic energies).
2
Q
System
A
Chemical reaction itself. i.e. reactants and products.
3
Q
Surroundings
A
Everything else other than the chemical reaction. e.g. the air or water around the reaction, the room etc.
4
Q
Law of conservation of energy
A
Energy can not be created nor destroyed. It can only be transferred from one form to another.
5
Q
Standard unit of energy
A
J
