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SEVERAL MEANINGS OF AVOGADRO NUMBER AND THEIR UTILIZATION IN STOICHIOMETRY

1) Avogadro number, dalton and gram

2) Two equivalent definitions of Avogadro Number. A possible definition of the kilogram

3) Amount of substance and its units of measure. A third definition of the Avogadro number.

4) Units of measure of atomic, molecular and molar masses. Demonstration of a significant equality between two units of mesure.

5) A definition of the kilogram by means of Avogadro number and dalton

6) Calculus of the density and specific volume of a solid substance without recourse to the kilogram of Sévres