• The combined gas law expresses the relationship between the pressure, volume, and absolute temperature of a fixed amount of gas.
  • Boyle’s, Charles's, and Gay-Lussac's laws can all be easily derived from the law.
  • The modern refrigerator takes advantage of the gas laws to remove heat from a system.
  • Both the increase in pressure and the decrease in temperature cause the volume of a gas sample to decrease.
  • Since both changes are relatively small, the volume does not decrease dramatically.
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