Chapter 10 and 11- Vocabulary

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Across
  1. 2. the energy that is transferred from on body to another because of temperature difference
  2. 4. a diagram showing the conditions at which a substance exists as a solid, liquid, or vapor
  3. 6. one of or more different molecular forms of an element in the same physical state
  4. 11. the heat released or absorbed during a chemical reaction
  5. 14. a heat absorbing process
  6. 17. the quantity of heat, in joules or calories, required to raise the temperature of 1 g of a substance 1 degree Celsius
  7. 21. a heat dissipation process
  8. 23. a substance in which that atoms, ions, or molecules are arranged in an orderly, repeating, three dimensional pattern called a crystal lattice
  9. 24. the conversion of a liquid to a gas or a vapor
Down
  1. 1. the force exerted by a gas per unit surface area of an object; due to collisions of gas particle with the object
  2. 3. a space where no particles of matter exist
  3. 5. the heat released during a chemical reaction in which one mole of a substance is completely burned
  4. 6. a term used to describe a solid that lacks an ordered internal structure; denotes a random arrangement of atoms
  5. 7. the point on a phase diagram that represents the only set of conditions at which all three phases exist in equilibrium with one another
  6. 8. energy is neither destroyed or created, in an ordinary chemical or physical process
  7. 9. the study of heat changes in chemical reaction
  8. 10. the heat content of a system at constant pressure
  9. 12. the quantity of heat required to change an objects temperature by exactly 1 degree Celsius
  10. 13. the energy an object has because of its motion
  11. 15. the temperature at which the vapor pressure of a liquid is just equal to the external pressure on the liquid
  12. 16. the temperature at which a substance changes from solid to a liquid; the melting point of water is 0 degrees Celsius
  13. 18. vaporizing that occurs at the surface of a liquid that is not boiling
  14. 19. a theory explaining the states of matter, based on the concept that the particles in all forms of matter are in constant motion
  15. 20. the SI unit of energy
  16. 22. the conversion of a solid to a gas or vapor without passing through the liquid state