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27 янв 1932 г. - 1932

Описание:

James Chadwick confirms the existences of nuetrons, which have no charde. Atomic nuclei contain neutrons and positivly charged protons.

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Cello vs Atom

ByTobin Grinder

6 окт 2017

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27 янв 1932 г.

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~ 93 г назад

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