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Isotopes (1 янв 1913 г. – 9 окт 2018 г.)

Описание:

Frederick Soddy discovered that there appeared to be multiple materials with the same number of protons as each other, and discovered isotopes in doing so.

Добавлено на ленту времени:

9 окт 2018
1
0
478

Дата:

1 янв 1913 г.
9 окт 2018 г.
~ 105 years