Cards (4)

  • How many particle are in one mole of a substance?

    6.02 X 10^23
  • What is the Avogadro constant?

    The number of particles of a substance that are in one mole of that substance
  • Why is the Avogadro constant so long?

    It is the number of particles required to make the mass of the substance the same as it's Mr or Ar
  • How do you find number of moles of a substance?

    Mass of substance / Mr of substance