Which term represents the sum of the atomic masses of the atoms in a molecule?
- Mayya Alocci
- Aug 8, 2023
- 1 min read
January 2019 NY Regents Chemistry Exam
11 Which term represents the sum of the atomic masses of the atoms in a molecule? (1) atomic number (2) mass number (3) formula mass (4) percent composition by mass
Solution: Formula mass of a molecule is calculated by adding the atomic masses of the atoms in the molecule
Answer: 3
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