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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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24 gen 1940 anni - Glenn Seaborg discovered new elements such as: element 94 to 102.
Aggiunto al nastro di tempo:
Periodic Table Timeline
By
Jessica Maeda
16 dic 2017
0
0
592
Data:
24 gen 1940 anni
Adesso
~ 85 years ago
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