22 abr 1805 año - John Dalton (Matter is made up by atoms)
Descripción:
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.Añadido al timeline:
fecha:
22 abr 1805 año
Ahora mismo
~ 219 years ago
