4th nine weeks bonus

1234567891011121314151617181920
Across
  1. 1. The point on a phase diagram in which two phases of a substance become indistinguishable from each other, a supercritical fluid.
  2. 4. The pressure of an individual gas when in a mixture of gases
  3. 5. The Volume of a gas is inversely proportional to the pressure if temperature is held constant
  4. 7. A device used to measure the energy absorbed or released as heat in a chemical reaction
  5. 9. The volume of a gas at constant pressure is directly proportional to the Kelvin Temperature
  6. 10. Reactions that require an input of energy
  7. 14. States gas velocity increases as temperature increases
  8. 16. Transition of a substance directly from gas to solid
  9. 18. The temperature and pressure at which the solid, liquid, and gas forms of a substance coexist
  10. 19. Reactions that release heat
  11. 20. Diffusion through a tiny opening
Down
  1. 2. The pressure exerted on the surface of the earth by the weight of the gases in the erath's atmosphere
  2. 3. the study of how heat is converted to and from other forms of energy and how it affects matter
  3. 6. Under conditions of equal pressure and temperature, equal volumes of all gases contain the same number of particles.
  4. 8. The random movement of gas molecules from an area of higher concentration to an area of lower concentration
  5. 11. A substance that speeds up a chemical reaction without itself undergoing any chemical change
  6. 12. Transition of a substance directly from solid to gas
  7. 13. the minimum amount of energy that must be applied to a system to initiate a chemical change
  8. 15. Point The temperature at which the EVP is equal to standard atmospheric pressure
  9. 17. Biological catalysts that speed up the rate of reactions in the body