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1 ene 1829 año - Johann Wolfgang Dobereiner
Descripción:
He discovered the triads in certain chemical elements.
Añadido al timeline:
Quimica
By
Pablo Esteban Macias Guerrero
9 nov 2017
0
0
376
fecha:
1 ene 1829 año
Ahora mismo
~ 195 years ago
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