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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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10 gen 1870 anni - Dmitri Mendeleev's periodic table became public in 1869
Aggiunto al nastro di tempo:
Periodic Table Timeline
By
Jessica Maeda
16 dic 2017
0
0
544
Data:
10 gen 1870 anni
Adesso
~ 155 years ago
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