The mole

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  • the mole
    • Avogadro's constant (Ag)
      • 6.02X10^8
    • moles=mass/molar mass
    • Empirical formula
      • simplest ratio of atoms in a compound
      • eg. EF:CH3
      • can be determined by
        • percentage composition by mass
        • the masses of the elements combined together
    • moles=particles/Ag
    • Molecular formula
      • eg. MF:C2H6
    • Gas volume
      • volume=molesX24
        • dm^3

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