Daltonís Atomic Theory
Four postulates:
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1. All matter consists of atoms, tiny, indivisible particles of an element that cannot be created or destroyed.
2. Atoms of one element cannot be converted into atoms of another element.
3. Atoms of an element are identical in mass and other properties and are different from atoms of other elements.
4. Compounds result from the chemical combination of a specific ratio of atoms of different elements.
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