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Atoms, Molecules, and Ions

33 exercises in Atoms, Molecules, and Ions for Chemistry 2e. Topics: Chemical Formulas, Chemical Nomenclature, Early Ideas in Atomic Theory, Evolution of Atomic Theory.

Scored questions use recorded source keys. Ungraded exercises support self-checking. Some items lack explanations or require review; practice scores do not establish exam readiness. No account is required.

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