1 ene 1803 año - John Dalton
Descripción:
John Dalton experimented with gases which lead to a theory
Matter is made up of atoms that are indivisible and indestructible.
All atoms of an element are identical.
Atoms of different elements have different weights and different chemical properties.
Atoms of different elements combine in simple whole numbers to form compounds.
Atoms cannot be created or destroyed. When a compound decomposes, the atoms are recovered unchanged.
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1 ene 1803 año
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~ 221 years ago