Chemistry Bonus Assignment

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Across
  1. 2. the change in heat of the products from the reactants
  2. 4. energy minimum amount of energy applied to a system to start chemical change
  3. 8. substance that speeds up chemical reaction
  4. 11. the pressure exerted on the surface of the earth by the weight of the gases in the earth's atmosphere
  5. 12. the random movement of gas molecules from an area of higher concentration to lower concentration
  6. 14. a compound that is either an acid or a base
  7. 15. transition from gas to solid
  8. 17. when the concentration of a solution can be determined
  9. 18. when a base accepts a hydrogen ion from an acid
  10. 19. ATM pressure is measured with a _
  11. 20. the volume of gas is inversely proportional to the pressure if temperature is held constant
Down
  1. 1. gas gas whose particles obey all of the assumptions of the kinetic molecular theory under all temperature and pressure conditions
  2. 3. a solid produced during a chemical reaction
  3. 5. a compound/element combines with O2 to form an oxide and sometimes H2O
  4. 6. temperature and pressure an agreed upon set of standards used in gas equations
  5. 7. the volume of a gas at constant pressure is directly proportional to the kelvin temperature
  6. 9. where all three states of matter coexist
  7. 10. transition from solid to gas
  8. 13. when an acid donated a hydrogen ion to a base
  9. 16. diffusion through tiny opening