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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
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25 mai 1897 - J.J. Thomson

Description:

J.J. Thomson found the mass of an electron. He found that atoms had three parts.

Ajouté au bande de temps:

Date:

25 mai 1897
Maintenaint
~ Il y a 127 ans