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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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15 sett 1897 anni - 1897 J.J. Thomson determined the charge to mass ratio of electrons.
Aggiunto al nastro di tempo:
Science timeline
By
Kushaj DWIVEDI [08N02M]
28 nov 2018
0
0
388
Data:
15 sett 1897 anni
Adesso
~ 128 years ago
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