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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 janv. 1912 - Fredrick Soddy-Elements in different forms
Description:
Proposed that the same elements can be in different forms. The nuclius can have the same number of protons but different numbers of neutrons.
Ajouté au bande de temps:
My Atom Project
By
Joan Kirimi
16 oct. 2017
0
0
470
Date:
1 janv. 1912
Maintenaint
~ Il y a 113 ans
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