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1 jan 1798 ano - Antoine Lavoiser defended the law of conservation of mass.

Descrição:

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.

Adicionado na linha do tempo:

Data:

1 jan 1798 ano
Agora
~ 227 years ago

Imagens: