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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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8 abr 1919 ano - Francis William Aston (1919): Uses atomic spectrograph to identify 212 isotopes
Adicionado na linha do tempo:
Atomic Timeline
By
MILLER GRIMSLEY
17 set 2018
0
0
405
Data:
8 abr 1919 ano
Agora
~ 106 years ago
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