Across
- 5. the amount of energy that must be added to a liquid substance to turn it into a gas
- 11. a balanced chemical equation that includes the physical states of all the reactants and the energy change
- 13. a measure of the energy released or consumed when one mole of a substance is created under standard conditions from its pure elements
- 14. energy stored in a substance because of its composition
- 15. energy can move to one form but is neither created nor destroyed.
- 18. The SI unit of heat and energy
- 19. the energy available to do work
Down
- 1. the enthalpy change accompanying the conversion of one mole of a solid substance to a liquid substance at its melting point
- 2. the spontaneous processes always proceed in such a way that the entropy of the universe increases
- 3. An device that is used to measure the amount of heat released or absorbed during a physical or chemical process
- 4. a form or energy that flows from a warmer object to a cooler object
- 6. States that if two or more thermochemical equations can be added to produce a final equation for a reaction, then the sum of the enthalpy changes for the individual reactions is the enthalpy change for the final reaction
- 7. The heat content of a system at constant pressure
- 8. a measure of the number of possible ways that the energy of a system can be distributed
- 9. a process that happens on its own without the need for energy input from the outside
- 10. The enthalpy for the complete burning of one mole of a given substance
- 12. the study of heat changes that happen in chemical reactions and phase changes
- 16. the amount of heat required to raise the temperature of one gram of pure water by one degree Celsius
- 17. heat The amount of heat required to raise the temperature of one gram of a substance by one degree Celsius
- 20. The capacity to do work or produce heat