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Atoms, Ions and Molecular Compounds - Chapter 3

4 Assumptions for Atomic Theory 1.all matter is composed of atoms2.the atoms of a given element differ from atoms from another elements3.Chemical compounds consist of atoms combined in a specific ratio, only whole atoms can combine
4th assumption the chemical reactions change only the way in which the atoms are combined, the atoms remain unchanged
Unit for mass of an atom amu
Created by: hugheslm