Unit 2: Thermochemistry

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Across
  1. 2. Heat The amount of heat needed to raise the temperature of one gram of a substance by one degree Celsius
  2. 4. A process where chemical substances are transformed
  3. 5. The part of the universe under study in thermochemistry
  4. 7. The SI unit of energy
  5. 9. Function A property that depends only on the state of a system, not the path taken
  6. 10. The heat content of a system at constant pressure
  7. 11. Energy transfer that results from a force acting over a distance
  8. 12. The capacity to do work or produce heat
  9. 14. Free Energy Determines whether a reaction is spontaneous
  10. 16. A device used to measure heat changes in a system
  11. 18. A reaction that absorbs heat from the surroundings
  12. 19. Everything outside the system in thermochemistry
  13. 20. A measure of the disorder or randomness in a system
Down
  1. 1. Energy transfer due to a temperature difference
  2. 3. Law States that the total enthalpy change of a reaction is the sum of individual steps
  3. 6. A process that occurs without outside intervention
  4. 8. A measure of the average kinetic energy of particles
  5. 13. A reaction that releases heat to the surroundings
  6. 15. Energy The energy required to break a chemical bond
  7. 17. A reaction in which a substance reacts with oxygen to release heat