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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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17 ene 1869 año - Mendeleev
Descripción:
Periodic Table of Element
Añadido al timeline:
electrons
By
hgk
19 sep 2017
0
0
546
fecha:
17 ene 1869 año
Ahora mismo
~ 156 years ago
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