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1 ene 1805 año - John Dalton's Ideas

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Dalton said that all matter is made up of atoms. Everything has atoms. He also concluded that atoms are combined to make up compounds. Dalton proposed the shape but he never specified the size. Dalton's billiard ball model was a very important step for the development of the atomic theory.

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fecha:

1 ene 1805 año
Ahora mismo
~ 220 years ago

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