Constante de Avogadro - Wikipedia, la enciclopedia libre
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version on Utube.#cesarecatania 's "The #threemen "(260x170cm) is an aesthetically engaging #work of #art and at the same time full of meanings.Realized with a mixed #oil tecnique on #canvasthe #painting wants to embrace all the knowledge from the ancient Greeks to today.The #man on the left is Avogadro(eighteenth century)belonging to the electricity of Enlightenment and known for the eponymous constant N which defines the relationship between the number of atoms necessary to form a mass of…
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An Exact Value for Avogadro's Number Untangling this constant from Le Gran K could provide a new definition of the gram Ronald Fox, Theodore Hill Avogadro's number, N A , is the fundamental physical constant that links the macroscopic physical world of objects that we can see and feel with the submicroscopic, invisible world of atoms. In theory, N A specifies the exact number of atoms in a palm-sized specimen of a physical element such as carbon or silicon.
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Physicist - Amedeo Avogadro - (Lorenzo Romano Carlo Avogadro di Quarenga e di Ceredo) (1776-1856)