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|
pH |
0.2mol/L醋酸（ml） |
0.2mol/L醋酸钠（ml） |
|
3.6 |
46.3 |
3.7 |
|
3.8 |
44.0 |
6.0 |
|
4.0 |
41.0 |
9.0 |
|
4.2 |
36.8 |
13.2 |
|
4.4 |
30.5 |
19.5 |
|
4.6 |
25.5 |
24.5 |
|
4.8 |
20.0 |
30.0 |
|
5.0 |
14.8 |
35.2 |
|
5.2 |
10.5 |
39.5 |
|
5.4 |
8.8 |
41.2 |
|
5.6 |
4.8 |
45.2 |