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7 janv. 1803 - John Dalton and atoms

Description:

John Dalton, a British chemist and physicist, developed a theory that matter is simply composed of atoms of different weights and is combined in ratios by weight. Also proposed that these atoms are spherical, and are in motion.

Ajouté au bande de temps:

6 févr. 2018
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Date:

7 janv. 1803
Maintenaint
~ Il y a 221 ans