Using the graph given, which metal can be titrated better with EDTA and why? Fe3+ Fe2+ Ca2+ Hg2+

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Using the graph given, which metal can be titrated better with EDTA and why?

Fe3+

Fe2+

Ca2+

Hg2+

20,0
KĘeY-= 1,3 × 10²5
16,0
KHgY²- = 6,3 × 10²1
12,0
Kzay2- = 3,2 × 1o16
Krey²- = 2,1 × 1014
8,0
Key2-= 5,0 × 1012
4,0
10,0 20,0 30,0 40,0 50,0 60,0
0,0100 M EDTA, mL
Transcribed Image Text:20,0 KĘeY-= 1,3 × 10²5 16,0 KHgY²- = 6,3 × 10²1 12,0 Kzay2- = 3,2 × 1o16 Krey²- = 2,1 × 1014 8,0 Key2-= 5,0 × 1012 4,0 10,0 20,0 30,0 40,0 50,0 60,0 0,0100 M EDTA, mL
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