WATCH THE VIDEO:
Dimitri Mendeleev AND PERIODIC TABLE OF CHEMICAL ELEMENTS
https://www.youtube.com/watch?v=s00TP6f-8LQ
Dimitri Mendeleev nasceu em 8 de Fevereiro de 1834
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WATCH THE VIDEO:
Dimitri Mendeleev AND PERIODIC TABLE OF CHEMICAL ELEMENTS
https://www.youtube.com/watch?v=s00TP6f-8LQ