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1 янв 1803 г. - John Dalton

Описание:

In 1803 John Dalton had a theory that was. Elements are made of extremely small particles called atoms. Atoms of a given element are identical in size, mass, and other properties

Добавлено на ленту времени:

8 янв 2018

Дата:

1 янв 1803 г.
Сейчас
~ 221 г назад