Mapa mental
Atoms
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Atoms
substance made of only one atom- element
Nucleus
- protons and neutrons
atoms have no electrical charge
atoms of the same element can have different numbers of neutrons= Isotopes
The relative masses of protons, neutrons and electrons: Protons- 1, Neutrons- 1, Electron- very small
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- Mapa Mental sobre Atoms, creado por James Kearon el 01/04/2015.
- Creado por
- James Kearon
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