How do the types and numbers of atoms that repeat to make up a substance affect its properties?

Chemical formula determines chemical structure and the properties of a substance.

Explanation:

The chemical formula of a substance depicts what atoms are in the substance, how many times they reoccur and in what ratio. Chemical formulas could be in form of: empirical, molecular or structural formula.

All of these determine the property of the substance, for instance in isomers of a compound.

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