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/it/
it
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
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1 gen 1897 anni -
Descrizione:
Modified cathode ray tubes were used to discover the positively charged proton.
Aggiunto al nastro di tempo:
2 ago 2018
0
0
373
Development of atomic theory
Data:
1 gen 1897 anni
Adesso
~ 127 years ago