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Moles

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  • A solution whose concentration [ ] is known accurately
    standard solution
  • What is the value for stp?
    22.4 dm^3 or 22,400 cm^3
  • Avogadro's Constant
    6 x 10^23
  • Number of particles refer to ay of these...
    atoms, ions, molecules
  • What is the value for RTP?
    24dm^3 or 24,000 cm^3
  • Italian scientist that first proposed that volume of gas is proportional to # molecules
    Amadeo Avogadro
  • mass given divided by molar mass of substance
    # moles
  • The average mass of 1 atom of an element compared to 1/12th the mass of an atom of carbon 12
    Ar
  • At the same T, pressure, and volume ALL gasses have the SAME number of particles
    Avogadro's Law
  • The average mass of 1 molecule of an element/compound compared to 1/12th the mass of an atom of carbon 12
    Mr
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