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1 ene 1898 año - Marie Curie's discovery of Radium

Descripción:

She discovered that the element radium gave off rays of radiation that apparently came from within the atom itself. Atoms contained subatomic particles as electrons and protons.

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ByRachael
hace 4 meses atrás
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fecha:

1 ene 1898 año
Ahora mismo
~ 127 years ago
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