• Mole road map shows the conversion factors needed to interconvert between mass, number of particles, and volume of a gas.
  • The mole is at the center of any calculation involving amount of a substance.
  • The sample problem below is one of many different problems that can be solved using the mole road map.
  • An overall process is given for calculations involving moles, grams, and gas volume.
  • For example, what is the volume of 79.3 g of neon gas at STP?
  • The given mass of neon is equal to about 4 moles.
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