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6 dez 1793 ano - The Law of Definite Proportions

Descrição:

"Any given chemical compound always contains its component elements in fixed ratio and does not depend on its source and method of preparation."

Adicionado na linha do tempo:

Chemistry

20 dez 2018

0

0

532

Data:

6 dez 1793 ano

Agora

~ 232 years ago

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