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30 dic 1894 anni - Lord Rayleigh

Descrizione:

Descubrio un nuevo elemento gaseoso "Ar" que resulta ser quimicamente inerte

Aggiunto al nastro di tempo:

Tabla periodica

ByYULIETH URIAN
21 ago 2021
0
0
248

Data:

30 dic 1894 anni
Adesso
~ 130 years ago
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