Using the graph given, which metal can be titrated better with EDTA?A. Fe3+ B. Fe2+ C. Ca2+ D. Hg2+ 20,0KĘey-= 1,3 × 102516,0KigY²- = 6,3 × 10²112,0KZay2- = 3,2 × 1016KFey2- = 2,1 × 10148,0Kcay2- = 5,0 × 10124,010,0 20,0 30,0 40,0 50,0 60,00,0100 M EDTA, mL

From the graph we clearly see that complex formation constant of Fe3+ is higher among all the given…

Answered: Using the graph given, which metal can…

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Using the graph given, which metal can be titrated better with EDTA? A. Fe3+ B. Fe2+ C. Ca2+ D. Hg2+

Chemistry for Engineering Students

3rd Edition

ISBN:9781285199023

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter1: Introduction To Chemistry

Section: Chapter Questions

Problem 1.77PAE

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Question

Using the graph given, which metal can be titrated better with EDTA?

A. Fe³⁺
B. Fe²⁺
C. Ca²⁺
D. Hg²⁺

20,0
KĘey-= 1,3 × 1025
16,0
KigY²- = 6,3 × 10²1
12,0
KZay2- = 3,2 × 1016
KFey2- = 2,1 × 1014
8,0
Kcay2- = 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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