Oystas!

5. A chemical reaction that can proceed either forwards or backwards
6. These animals are being affected by ocean acidification because they cannot form their shells
9. The concentration of a reactant in solution affects the
13. A substance that donates an H+ ion in water
14. A neutral pH
15. An acid will donate a positive hydrogen ion in water, which is just a______
16. pH is determined by the concentration of
18. The highest, most basic pH on the scale
19. A solution in which water is the solvent
21. When a reaction in an aqueous solution is at equilibrium, the reactants and products have constant____________

1. The chemical that Oysters use to create their shells
2. Baby oysters have trouble making shells in acidic conditions because CaCO3 doesn’t form in ______ pHs
3. The average kinetic energy of a substance’s molecules
4. The lowest, most acidic pH on the scale
7. The process of a balance point shifting to match concentrations of reagents in a chemical reaction
8. A gas that dissolves to create Carbonic Acid in water
10. An atom that has gained or lost at least one electron, causing it to have a positive or negative charge
11. Oysters are suffering from increased levels of ocean ____________
12. The chemical that acids form in water, what pH tests for
17. 6.02*10^23
20. A substance that donates an OH- ion in water