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Imprime tus propias tarjetas de elementos químicos. Se recomienda la impresión de doble cara en cartulina y cortar las tarjetas con cortador de papel o tijeras. Hay nueve cartas por hoja ...
Interactive Periodic Table of the Elements, in Pictures and Words. In addition to the element's name, symbol, and atomic number, each element box has a drawing of one of the element's main hum ...
Hipervinculo Física
What a radioisotope is and why they have unstable nuclei. Elements in which all of the isotopes are radioactive.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents y ...
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