A substance's smallest representational unit, as represented by its chemical formula, has various types and numbers of atoms. A formula unit is the ion ratio with the fewest whole numbers in an ionic composition.
The smallest unit that a substance can be found in naturally is called a representative particle. The atom serves as the representative particle for the majority of elements. Atoms of iron, carbon, and helium make up the elements iron, carbon, and helium, respectively.
The smallest unit that a substance can be found in naturally is called a representative particle. The atom serves as the representative particle for the majority of elements. Iron, carbon, and helium are made up of individual iron, carbon, and helium atoms.
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