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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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18 dic 1903 anni - Niels Bohr develops the idea that electrons move in set orbits around an atom (1903)
Aggiunto al nastro di tempo:
Chemistry
By
obenma
12 nov 2019
0
0
495
Data:
18 dic 1903 anni
Adesso
~ 121 years ago
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