Answers CP Chapter 19 Study Guide
1. H+
2. Accepts a pair of electrons
3. HCl, H2SO4
4. alkaline
5. [H+] = 1 10-10M, because pH = 10
6. 1 x 10-14
7. 2,2 x 10-7
8. pH = -log [H+]
9. [H+] = invlog(-pH)
10. acidic
11. basic
12. pH = 7
13. 0-14
14. acidic pH < 7; neutral pH = 7; basic pH > 7
15. It refers to the degree to which it will ionize
16. Answers will vary using the list of strong bases, but you will not use any strong acids, or ammonia
17. acidic
18. pH = 3.6
19. 2.14 x 10-4
20. 0.02512
21. Indicators
22. Titration
23. Neutralization
24. During a titration when the hydrogen ion concentration equals the hydroxide ion concentration
25. 0.320 M
26. The Ka for a weak acid is smaller than a strong acid
27. Water ionizes only slightly
28. Ion product constant for water
29. 1 x 10-14
30. Kw
31. Salt and water
32. Sour taste, an electrolyte, reacts with metals to produce hydrogen gas, turns blue litmus paper pink.
33. Bitter taste, an electrolyte, slippery feel, turns red litmus paper blue.
34. An base produces hydroxide ions
35. A hydrogen ion
36. base is CN-, the conjugate base is OH-
37. +1
38. A strong acid or base completely ionizes or dissociates in solution.
39. hydroxide ion
40. Ka
41. A small Ka indicates a weak acid.
42. It is a weak base.