... years after his death, his colleague showed how the use of Avogadro's number could solve many of the problems in chemistry. This time Avogadro's paper was looked at more carefully over a wider and more distinguished group of scientists, thus his work was finally recognized. Avogadro's work helped other scientists to solve more problems and develop more theories. Avogadro has based his work on the findings of Joseph Gay-Lussac in 1809. Gay-Lussac had discovered that all the gases when subjected to an equal rise in temperature, expand by the same amount. Avogadro therefore derived his hypothesis. He also made it clear that the gas particles need not be individual atoms but had made a distinction between the atoms of a substance and its molecules. Avogadro himself was born on June 9, 1776 in Turin, Italy. He began his career in 1796 by obtaining a doctorate in law and practicing as ...

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