1 янв 1904 г. - Plum Pudding Atomic Model*
Описание:
Ever since it was first proposed by Democritus in the 5th century BCE, the atomic model has gone through several refinements over the past few thousand years.Добавлено на ленту времени:
Дата:
1 янв 1904 г.
Сейчас
~ 121 г назад