1 янв 1803 г. - John Dalton
Описание:
Dalton's atomic theory proposed that all matter was composed of atoms, indivisible and indestructible building blocks. While all atoms of an element were identical, different elements have atoms of differing size and mass.Добавлено на ленту времени:
Дата:
1 янв 1803 г.
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~ 222 г назад