PLEASE HELP NOTES DUE TODAY !! 1. What are the charges of
subatomic particles?

2. Which particles stay within the nucleus and make up most of the mass?

3. Describe the movement of electrons.

4. Describe how the charges of the subatomic particles interact with one another.

5. Describe the forces weighing the nucleus.

6. When is the overall charge of an atom neutral?

7. How can an atom become positron charged?

8. Define ion

9. How can an atom become negatively charged?

10. Explain the differences in charges and masses, if any, for atoms with different number of neutrons.

11. Define isotope.

12. Explain why the number of protons of an atom from a specific element cannot change.