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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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15 set 1897 ano - 1897 J.J. Thomson determined the charge to mass ratio of electrons.
Adicionado na linha do tempo:
Science timeline
By
Kushaj DWIVEDI [08N02M]
28 nov 2018
0
0
387
Data:
15 set 1897 ano
Agora
~ 128 years ago
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