Unit 6: Thermochemistry

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Across
  1. 2. heat enters the system
  2. 3. What does the "m" stand for in the q=mcΔT?
  3. 5. energy of motion
  4. 9. the capacity to do work or to transfer heat
  5. 10. a measurement of the flow of heat
  6. 12. an insulated device used for measuring heat changes in chemical and physical processes
  7. 15. kJ = __________
  8. 16. +q = ___ q
  9. 17. energy in a system at constant pressure
  10. 19. transfer of thermal energy
Down
  1. 1. the substance(s) experiencing chemical or physical change
  2. 4. everything outside the system that provide or absorb heat for/from the system
  3. 6. a form of kinetic energy related to random motion of particles
  4. 7. heat exits the system
  5. 8. amount of heat needed to raise the temperature of 1 gram of a substance by 1° C
  6. 11. What is the ΔH° for free elements in their standard state (most stable form at 1 atm and 25° C
  7. 13. The ΔH of a _____ is equal to the sum of the ΔH of the individual _____.
  8. 14. kinetic energy with very little movement of particles
  9. 18. kinetic energy with lots of movement of particles