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4 jan 1932 ano - James Chadwick

Descrição:

Discovered neutron
Shot beryllium atoms with alpha particles and discovered a radiation with a neutral charge but mass of proton.

Adicionado na linha do tempo:

Hailee and Katie hr 3

ByHailee Ketola

26 set 2017

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644

Data:

4 jan 1932 ano

Agora

~ 93 years ago

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