What is the concentration of Ca²* in solution that is prepared by mixing 50 ml 0.2 M Ca²+ with 50 ml 0.4 M EDTA at pH 13? Table 12-1 Values of oy for EDTA TABLE 17-4 at 20°C and μ-0.10 M Formation Constants for EDTA Complexes pH 0 1.3 x 10-¹ 14 x 10- Cation Кму log KMY Cation 1 KMY log KMY 18.80 26 x 10-14 2.1 x 10 7.32 Cu²+ Ag Mg² 6.3 x 10¹ 2.1 x 10-H 3.0 x 10 4.9 × 10⁰ 8.69 Zn²* 3.2 x 10¹ 16.50 5.0 x 10¹⁰ 2.9 x 10-7 10.70 Cd²+ 2.9 x 10¹ 16.46 1.8 x 10 3.8 x 104 42 x 10³ 0.041 0.30 0.81 0.98 1.00 1.00 2 3 4 5 monxo 2=2==| 6 7 8 9 10 11 12 13 14

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Chapter1: Chemical Foundations
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What is the concentration of Ca²* in solution that is prepared by mixing 50 ml 0.2 M Ca²+ with 50 ml 0.4 M
EDTA at pH 13?
Table 12-1 Values of ow for EDTA
TABLE 17-4
at 20°C and μ-0.10 M
Formation Constants for EDTA Complexes
pH
0
1.3 x 10-
14 x 10-
Cation
Кму
log KMY
Cation
1
Кму
log KMY
18.80
26 x 10-4
Ag
2.1 x 10
7.32
Cu²+
6.3 x 10¹
21 x 10-H
Mg
4.9 × 10⁰
8.69
Zn²*
3.0 x 10
3.2 x 10¹
16.50
5.0 × 10¹0
10.70
Cd²+
2.9 x 10-7
2.9 x 10¹
16.46
1.8 x 10
3.8 x 104
42 × 10-³
0.041
0.30
0.81
0.98
1.00
1.00
2
4
5
6
7
8
9
10
11
12
13
14
Lütfen birini seçin:
a. 0.4x10-10
b. 0.2x10-6
C. 0.2x10-5
d. 0.8x10-7
e. 0.2x10-10
Transcribed Image Text:What is the concentration of Ca²* in solution that is prepared by mixing 50 ml 0.2 M Ca²+ with 50 ml 0.4 M EDTA at pH 13? Table 12-1 Values of ow for EDTA TABLE 17-4 at 20°C and μ-0.10 M Formation Constants for EDTA Complexes pH 0 1.3 x 10- 14 x 10- Cation Кму log KMY Cation 1 Кму log KMY 18.80 26 x 10-4 Ag 2.1 x 10 7.32 Cu²+ 6.3 x 10¹ 21 x 10-H Mg 4.9 × 10⁰ 8.69 Zn²* 3.0 x 10 3.2 x 10¹ 16.50 5.0 × 10¹0 10.70 Cd²+ 2.9 x 10-7 2.9 x 10¹ 16.46 1.8 x 10 3.8 x 104 42 × 10-³ 0.041 0.30 0.81 0.98 1.00 1.00 2 4 5 6 7 8 9 10 11 12 13 14 Lütfen birini seçin: a. 0.4x10-10 b. 0.2x10-6 C. 0.2x10-5 d. 0.8x10-7 e. 0.2x10-10
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