5 ч 27 мин, 13 янв 1803 г. - Dalton
Описание:
Dalton's contribution was that his atomic theory stated that elements consisted of tiny particles called atoms. His theory also states that chemical reactions involve the re arrangement of combinations of atoms.Добавлено на ленту времени:
Дата:
5 ч 27 мин, 13 янв 1803 г.
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~ 222 г назад