Why do weak acids only partially dissociate?

Related questions

1. Is HClO4 or HOCl a stronger acid?
2. Is HClO4 stronger than HCl?
3. Do strong bases ionize completely?
4. Why is perchloric acid the strongest acid?
5. Is HClO4 an acid or base?
6. Are bases proton acceptors or proton donors?
7. Why is h3o positive?
8. Why is hc2h3o2 a weak acid?
9. Is hio3 or hbro3 a stronger acid?
10. Does water dissociate?

Tags

1. #species
2. #hydrogen
3. #solution
4. #means
5. #always
6. #dissociate
7. #donate
8. #concentration
9. #therefore
10. #undissociated
11. #completely