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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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31 dez 1885 ano - Antoine Becquerel discovered radioactivity.
Adicionado na linha do tempo:
History of the Periodic Table
By
lily heavner
3 out 2017
0
0
558
Data:
31 dez 1885 ano
Agora
~ 139 years ago
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