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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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31 dez 1932 ano - Chadwick
Descrição:
The nucleus of an atom contains neutrons, electrically neutral particles with a mass similar to that of a proton
Adicionado na linha do tempo:
History of the Atom
By
Monica Orlandi
25 nov 2017
0
0
422
Data:
31 dez 1932 ano
Agora
~ 91 years ago
Imagens:
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