1. yes
2. polar
3. hydrogen
4. covalent or ionic
5. soluble
6. less energy
7. unstable or less stable
8. energy 
9. anion
10. are attracted to negative polar areas and to cations
11. positive charge; proton (or hydronium ion in the textbook)
12. acids; bases  (or maybe buffers, too)
13.     8
14.   acidic or high proton concentration; basic or very low proton concentration
15.   Keep the pH from changing..
16. hydrogen.   heat capacity, cohesion, adhesion/capillarity, powerful solvent
17.   Everything the textbook and instructor say about electrons is really only a theory because ....we can't observe electrons directly and our explanations are only the best we can do these days; when we have better tools we might have better explanations.

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