1 ene 1798 año - Antoine Lavoiser defended the law of conservation of mass.
Descripción:
Lavoiser burned wood and saw that the mass didn't change. This lead him to define an element as the basic substance that couldn't be broken down by chemical methods.
Añadido al timeline:
fecha:
1 ene 1798 año
Ahora mismo
~ 227 years ago
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