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1 gen 1913 anni - Bohr

Descrizione:

Most of an atoms mass is in the nucleus. Electrons travel in paths called energy levels. Energy levels are located certain distances from from the nucleus.

Aggiunto al nastro di tempo:

13 giu 2018
1
1
537

Data:

1 gen 1913 anni
Adesso
~ 112 years ago

Immagini: