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1 янв 1932 г. - James Chadwick- discovered neutrons - neutrons are located in the center of an atom
Добавлено на ленту времени:
Atomic Theory
By
Rylee Quade
19 дек 2019
0
0
284
Дата:
1 янв 1932 г.
Сейчас
~ 93 г назад
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