Thermochemistry

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Across
  1. 2. the potential energy change of a system during a chemical change or physical change
  2. 3. everything in the universe outside the system
  3. 5. the capacity for doing work or supplying heat
  4. 6. the study if energy involved in chemical reactions
  5. 9. the system and its surroundings
Down
  1. 1. states that in any chemical or physical process energy is neither created nor destroyed
  2. 4. the part of the universe that is being studied and observed
  3. 6. a measure of the average kinetic energy of the particles in a sample of matter
  4. 7. the overall enthalpy change in a reaction equal to the sum of enthalpy changes for the individual steps in the process
  5. 8. the energy transferred between samples of matter because of a difference in temperature