22 apr 1805 anni - John Dalton (Matter is made up by atoms)
Descrizione:
Many experiments, which made him come up with the concept of the shape and weight of atoms, the elements are solid, hard, impenetrable and moveable objects, and that each element can be combined to make compounds as well as the model of the atom, ESAAO.Aggiunto al nastro di tempo:
Data:
22 apr 1805 anni
Adesso
~ 219 years ago
