Essay on a Manner of Determining the Relative Masses of the Elementary Molecules of Bodies, and the Proportions in Which They Enter Into These Compounds

Amadeo Avogadro , born in Turin Italy in 1776, was a famous physicist best known today by “Avogadro’s Constant”, the number of atoms or molecules in a mole, and “Avogadro’s Law”, i.e. V/n = k, a volume of gas V divided by n the number of atoms or molecules in it, equals some constant k.    

This essay, Essay on a Manner of Determining the Relative Masses of the Elementary Molecules of Bodies, and the Proportions in Which They Enter Into These Compounds, is Avogadro’s most famous, and was published in Journal de physique in 1811.  A table of contents is included for easier navigation.