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Chapter 2
2.1
| Question | Answer |
|---|---|
| Describe the structure of an atom, including the charge of each subatomic particle. | Atoms are made of subatomic particles; of neutrons, electrons, and protons. Neutrons have no electron charge, protons have positive charge, and electrons have a negative charge. They are located surrounding the nucleus. |
| Describe the term isotope, and it list a few beneficial uses of radioactive isotopes. | Are atoms of the same element that differ in the the number of neutrons. They have the same number of protons, but have a different mass number, To much neutrons will make the nucleus can lead to decay and being radioactive. Medicine and Science. |
| Distinguish between reactants and products in a chemical equation. | Are are molecule that participate in a reactions. Products are molecules formed by reactions. |