||This article does not have any sources. (May 2012)|
9 August 1776|
|Died||9 July 1856
|Institutions||University of Turin|
|Known for||Avogadro's law
Amedeo Avogadro (9 August 1776, Turin, Piedmont – 9 July 1856) was an Italian scientist. He is most famous for his contributions to molecular theory. The number of elementary entities (atoms, molecules, ions or other particles) in 1 mole of a substance, 14179(30)×1023, is known as the 6.022Avogadro constant.