Thermochemisty Crossword

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Across
  1. 3. heat content of a chemical system
  2. 5. all existing matter and space considered as a whole
  3. 8. universe = system + surroundings
  4. 9. energy of motion
  5. 10. energy is absorbed
Down
  1. 1. energy that is stored
  2. 2. everything outside the system
  3. 4. energy is released
  4. 6. flask or contents of the reaction, wherever the chemicals are located
  5. 7. the study of heat changes that occur during chemical reactions