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/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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24 fev 1932 ano - James Chadwick discovered neutrons, particles whose mass was close to that of a proton.
Adicionado na linha do tempo:
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Tommy Worcester
27 set 2017
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729
Data:
24 fev 1932 ano
Agora
~ 93 years ago
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