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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 1932 año - James Chadwick discovered neutrons.
Descripción:
James Chadwick was a British physicist who discovered neutrons.
Añadido al timeline:
The Historical Development of the Period Table
By
Joshua Martin
20 ene 2020
0
0
327
fecha:
1 ene 1932 año
Ahora mismo
~ 93 years ago
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