30
/it/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
2259314
189616
2

23 nov 1913 anni - He demonstrated major chemical and physical properties are not determined by atomic weight , but by atomic number. Protons determine the atom's identity

Aggiunto al nastro di tempo:

30 nov 2018

Data:

23 nov 1913 anni
Adesso
~ 110 years ago