Chemistry FINAL Review

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Across
  1. 3. anything that has mass and takes up space
  2. 5. energy due to motion
  3. 10. algebraic expression, ratio, or number
  4. 12. a transfer of energy between 2 objects at different temperatures
  5. 16. a measure of the average kinetic energy of the molecules that make anything up
  6. 17. a system that does not allow the exchange of matter
  7. 18. number, 6.022 * 10^24
  8. 21. a species that dissociates snd conducts electricity in H2O
  9. 22. the amount of heat necessary to raise 1 gram of a substance by 1º
  10. 23. a system that stays at constant temperature
  11. 25. amount of heat needed to raise 1 gram of H2O from 3º to 4º
  12. 26. a very precise lab measuring technique
  13. 27. What method can you use to solve an equilibrium problem?
  14. 30. group 17 - 7 valence electrons
  15. 31. a system that does not allow the transfer of heat
  16. 32. unit of measurement for amount of substance
Down
  1. 1. lowers activation so that more particles of a compound can pass the threshold of energy
  2. 2. stored energy or energy due to position
  3. 4. when moles of acid equal moles of base
  4. 6. point
  5. 7. many types: ability to do work or produce heat
  6. 8. a reaction that absorbs heat
  7. 9. how well an object holds on to heat
  8. 11. outermost electrons
  9. 13. a force acting over a distance (good physics definition)
  10. 14. a substance existing in 1 of at least 2 different structures depending on pH -- different colors
  11. 15. bonds between ions - metals and nonmetals - large electronegativity difference
  12. 19. a system that allows the exchange of matter
  13. 20. where a reaction takes place
  14. 24. strong bases
  15. 28. anything that can have an effect on the system
  16. 29. a reaction that releases heat