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  1. What Is a Molecule? Definition and Examples - Science Notes …

  2. What Is an Element in Chemistry? Definition and Examples

  3. Molecule - Wikipedia

  4. 5.4: A Molecular View of Elements and Compounds

  5. Molecules - Definition, Types, Characteristics, Shapes - Examples

  6. Molecule | Definition, Examples, Structures, & Facts | Britannica

  7. Molecule: Definition, Examples, Facts & Diagram - Science Facts

  8. 19 Classification of Matter (Elements, Compounds, Mixtures)

  9. 3.4: A Molecular View of Elements and Compounds

  10. Periodic table | Definition, Elements, Groups, Charges, Trends,

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