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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
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2 dez 1900 ano - Frederick Soddy came up with the term "isotope" to explain the unintentional breakdown of radioactive elements.

Adicionado na linha do tempo:

26 set 2017
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768

Data:

2 dez 1900 ano
Agora
~ 123 years ago