ThermoChemistry

2. Amount of energy transferred between substances
7. Energy available as a result of its moving molecules
8. Energy can move in or out, but not matter
10. a change in the protons or neutrons in an atom
11. The energy change of the reaction of one mole of a substance at 100 kPa
14. a graphical representation of the energy transferred during a physical or chemical change
16. Everything around
17. Used to measure energy changes in a chemical system
18. Releasing thermal energy
19. The study of energy transfer
21. Difference in enthalpies of reactants and products during a change
22. Reactants and products under study
23. a change in the chemical bonds between atoms
24. Neither matter nor energy can move in or out
25. Both matter and energy can move in or out

1. Average kinetic energy of the particles in a sample of matter
3. Raise the temperature mass of a substance1°C or 1K
4. The value of the Enthalpy Change equals the sum of the enthalpy change for each of the individual steps
5. A chemical equation where enthalpy change value is found using step equations
6. A change in the form of a substance, in which no chemical bonds are broken
9. Quantity of energy associated with the formation of one mole in their standard states
12. The energy change associated with the reaction of one mole of a substance
13. The study of energy involved in chemical reactions
15. Absorbing thermal energy
20. The enthalpy change associated with a change involving one mole of a substance