Page 302 - Modern Analytical Chemistry

1400-CH09 9/9/99 2:12 PM Page 285

Chapter 9 Titrimetric Methods of Analysis 285

Percent titrated Percent titrated
0 50 100 150 200 0 50 100 150 200
14.0 14.0
12.0 12.0
10.0 10.0
8.0 8.0
pH pH
6.0 6.0
4.0 4.0
2.0 2.0
0.0 0.0
0.00 50.00 100.00 0.00 50.00 100.00
Volume of titrant Volume of titrant
(a) (b)

Percent titrated Percent titrated
0 50 100 150 200 0 50 100 150 200
14.0 14.0
12.0 12.0
10.0 10.0
8.0 8.0
pH pH
6.0 6.0
4.0 4.0
2.0 2.0
0.0 0.0
0.00 50.00 100.00 0.00 50.00 100.00
Volume of titrant Volume of titrant
(c) (d)

Percent titrated Percent titrated
0 50 100 150 200 0 50 100 150 200
14.0 14.0
12.0 12.0
10.0 10.0
8.0 8.0
pH pH
6.0 6.0

4.0 4.0
2.0 2.0
0.0 0.0
0.00 50.00 100.00 0.00 50.00 100.00
Volume of titrant Volume of titrant
(e) (f)
Figure 9.7
How to sketch an acid–base titration curve; see text for explanation.