Avogadro's number
  • noun
    (written as Avogadro’s number)
    the number of atoms or molecules contained in one mole of a substance
  • The number of elementary entities in a mole. This numeric value is approximately 6.022142 × 1023. For instance, a mole of carbon-12 has approximately 6.022142 × 1023 atoms, and has a mass of 12 grams. Also known as Avogadro's constant. Its symbol is NA, or L.
  • abbreviation NA
  • symbol L
  • synonym Avogadro's constant
  • Abbreviation of numerical aperture 2. Same as N/A.

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