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29 nov 1907 anni - Each demonstrated a connection between atomic mass and the properties of elements .
Descrizione:
Dmitri Mendeleev
Aggiunto al nastro di tempo:
13 ott 2017
0
0
552
Jamiyah Polite & Anyliah Middleton
Time line
Data:
29 nov 1907 anni
Adesso
~ 116 years ago
