Chapter 10 & 11 Vocabulary Terms

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Across
  1. 3. is a defined thermodynamic potential,
  2. 5. of an element or compound is a phase transition from the liquid phase to gas phase.
  3. 8. of an object is the energy which it possesses due to its motion
  4. 11. describes a process or reaction in which the system absorbs energy from its surroundings in the form of heat.
  5. 12. the conversion of a solid to a gas or vapor without passing though the liquid state
  6. 17. states that the total energy of an isolated system cannot change
  7. 19. is a force exerted by the substance per unit area on another substance.
  8. 20. is a type of vaporization of a liquid that occurs from the surface of a liquid into a gaseous phase that is not saturated with the evaporating substance.
  9. 21. is transfer of energy from a hotter body to a colder one, other than by work or transfer of matter.
  10. 22. of a solid is the temperature at which it changes state from solid to liquid at atmospheric pressure.
  11. 23. substance in which the atoms, ions, or molecules are arranged in an orderly.
  12. 24. the tem at which the vapor pressure of a liquid is just equal to the external pressure on the liquid.
  13. 25. is space that is devoid of matter.
Down
  1. 1. one or two or more different molecular forms of an element in the same physical state.
  2. 2. process is a chemical reaction that releases energy in the form of light or heat.
  3. 4. of gases describes a gas as a large number of small particles (atoms or molecules), all of which are in constant, random motion.
  4. 6. term used to describe a solid that lacks an ordered internal structure.
  5. 7. of a substance is the temperature and pressure at which the three phases of that substance coexist in thermodynamic equilibrium.
  6. 9. or thermal capacity, is the measurable physical quantity of heat energy required to change the temperature of an object by a given amount.
  7. 10. or thermal capacity
  8. 13. is the study of the energy and heat associated with chemical reactions and/or physical transformations
  9. 14. is the energy released as heat when a compound undergoes complete combustion with oxygen under standard conditions
  10. 15. symbol J, is a derived unit of energy, work, or amount of heat in the International System of Units
  11. 16. is the enthalpy change that occurs in a system when one mole of matter is transformed by a chemical reaction under standard conditions.
  12. 18. A diagram showing the various phases of a system