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it
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
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13 feb 1913 anni - bohr
Descrizione:
electrons outside the nuculeus
Aggiunto al nastro di tempo:
19 set 2017
0
0
533
jojo
Data:
13 feb 1913 anni
Adesso
~ 111 years ago