chemistry vocabulary

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Across
  1. 1. releases heat
  2. 4. the smallest unit of chemistry
  3. 6. change no chemical changes
  4. 7. connection between 2 surfaces
  5. 10. something that cant be broken down any more
  6. 12. undergoes change in a reaction
  7. 14. property the reactiveness of a thing
  8. 15. the quality of being hot
  9. 16. the ability to work
  10. 18. absorbs heat
  11. 19. change when 1 substance turns into 2 or more substances
  12. 20. 2 or more elements combined
  13. 21. the amount of matter
  14. 23. a branch of science dealing with substances
Down
  1. 2. a substance that increases chemical reaction
  2. 3. the result of an action or process
  3. 5. forming as a whole
  4. 8. the amount something holds
  5. 9. a group of atoms bonded together
  6. 11. can be weighed takes up space
  7. 12. the response to a situation
  8. 13. property observable characteristic
  9. 17. how hot or cold a thing is
  10. 22. a substance made from mixing 2 or more thing together