Dalton's five parts to theory (1 ene 1803 año – 31 dic 1803 año)

Descripción:

1. Elements are made of extremely small particles called atoms.
2. Atoms of a given element are identical in size, mass and other properties;
3. atoms of different elements differ in size, mass and other properties.
4. Atoms cannot be subdivided,
5. atoms cannot be created or destroyed.

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