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April 1, 2024
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25 ene 1896 año - Henri Becquerel (1896) - While studying the effects of x rays on photographic film, he discovered some chemicals spontaneously decompose and give off very penetrating rays.

Añadido al timeline:

27 sep 2017
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Chem Project
Alyssa George, Riley Gloeckl, Grace Bair, Sonja Hebestreit

fecha:

25 ene 1896 año
Ahora mismo
~ 128 years ago
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