how is avogadro's number related to mole
Avogadroâs number, number of units in one mole of any substance (defined as its molecular weight in grams), equal to 6.022140857 Ã 10 23. The units may be electrons, atoms, ions, or molecules, depending on the nature of the substance and the character of the reaction (if any). See also Avogadroâs law.