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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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24 dic 1919 anni - James Chadwick discovers the neutron.
Aggiunto al nastro di tempo:
Timeline For Chemistry Class
By
Joey Smith
18 set 2017
0
0
583
Data:
24 dic 1919 anni
Adesso
~ 105 years ago
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