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9 jan 1803 ano - John Dalton

Descrição:

He said an atom can be further subdivided into protons, neutrons, and electrons. He said the atom is the smallest particle that takes part in chemical reactions.

Adicionado na linha do tempo:

Science Timeline Atomic Theory

ByEllie Kim
20 set 2017
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Data:

9 jan 1803 ano
Agora
~ 222 years ago
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