1. What is in the center of an atom?
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Other questions in this quiz
2. What does the formula of an ionic compound show?
- The mass of the ions
- The simplest ratio of ions
- The number of atoms
3. What are all substances made up of?
4. How many elements do compounds contain
- More than one
5. What does the mass of the products equal to?
- The mass of the nucleus
- The mass of reactants
- The total number of atoms