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1 jan 1803 ano - Law of Multiple Proportions

Descrição:

"When two elements combine with each other to form more than one compound, the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers."

Adicionado na linha do tempo:

20 dez 2018

Data:

1 jan 1803 ano
Agora
~ 221 years ago