Answer:
1. B. Element
2. A. Compound
3. C. Elements
4. C. Molecule
5. D. Two or more
6. C. Elements always exist as pairs of atoms called molecules.
7. D. Water
8. C. 118
9. A. Na
10. D. It is normally represented by a chemical formula.
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Answer:
1. B. Element
2. A. Compound
3. C. Elements
4. C. Molecule
5. D. Two or more
6. C. Elements always exist as pairs of atoms called molecules.
7. D. Water
8. C. 118
9. A. Na
10. D. It is normally represented by a chemical formula.