Chemistry Final Review On Unit 7 - Thermochemistry!

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Across
  1. 2. If the products have ________ potential energy than the reactants, then the reaction is exothermic.
  2. 5. The molar heat of fusion equation does not include/measure _____________, even though the specific heat equation does.
  3. 6. On an endothermic energy diagram, the value of the enthalpy will be ____________.
  4. 9. The Law Of _______________ Of Energy states that energy is neither destroyed or created … merely transformed!
  5. 12. Molar Heat Of Fusion has to do with the phase change from a ___________ to a liquid.
  6. 17. A _______________ is a piece of equipment designed to measure energy released or absorbed during a chemical reaction/phase change.
  7. 18. If the products have ________ potential energy than the reactants, then the reaction is endothermic.
  8. 19. System to Surroundings … ____________
  9. 20. Gas to Solid (Refer to Phase Changes) …. __________________
  10. 22. Bigger molecules tend to have higher _____________ energy.
  11. 25. Surroundings to the System … ________________
  12. 26. Energy is defined as the ability to do __________.
  13. 29. __________________ is found by subtracting the potential energy of the transition state from the potential energy of the reactants.
  14. 30. 1 kilojoule (KJ) is equal to ______________ joules. (In words, not numbers.
Down
  1. 1. Solid to Gas (Refer to Phase Changes) …
  2. 3. When you boil pasta, that is a __________ change. The composition of the pasta itself does not change, rather, the pasta just becomes edible.
  3. 4. In the specific heat equation, the unit associated with Delta T is always degrees ____________.
  4. 7. When kinetic energy is low, ____________________ is
  5. 8. Associated with the motion of particles. This is ____________.
  6. 10. Heat is directly ___________ to Delta T.
  7. 11. In the specific heat equation, to find Delta T, you subtract the initial temperature from the final temperature. Is this statement TRUE or FALSE? (Answer here goes in crossword) ____________.
  8. 13. A Big “C” calorie can also be called a _________________. (Not the abbreviation, full name).
  9. 14. Cooking an egg sunny side up is an example of a ______________ reaction. The egg is changing its composition, which is how one can tell what type of reaction this is …
  10. 15. When potential energy is low, ________________ is abundant.
  11. 16. Energy always transfers from hot to cold substances. Is this statement true or false? ______________
  12. 21. On an exothermic energy diagram, the value of the enthalpy will be ______________.
  13. 23. ________________ is defined as the measure of energy released or absorbed during a chemical reaction/phase change.
  14. 24. 1 Big “C” Calorie is equal to __________________ (in words, not number) little “c” calories.
  15. 27. In the specific heat equation, the “m” that measures mass takes the unit of _________ in any given equation.
  16. 28. Molar Heat Of Solidification has to do with the phase change from a ________________ to a solid.