6.33 X10-13 EDTA is a hexaprotic system with the pK, values: pKal = 0.00, pK2 1.50, pK = 2.00, pKt = 2.69, %3D %3D pKas = 6.13, and pK6 10.37. %3D The distribution of the various protonated forms of EDTA will therefore vary with pH. For equilibrium calculations involving metal complexes with EDTA, it is convenient to calculate the fraction of EDTA that is in the completely unprotonated form, Y. This fraction is designated aya. Calculate ayt at two pH values. pH = 3.15 dy= Incorrect 0.1327 pH = 10.55 ayt %3D %3D

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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
icon
Related questions
Question
EDTA is a hexaprotic system with the pK, values:
"ooc-CH2
H,C-coo
pKal = 0.00, pK2 = 1.50, pK = 2.00, pK4 = 2.69,
:N-CH-CH-N:
pKas = 6.13, and pK6
= 10.37.
%3D
"ooc-CH2
HC-coo
The distribution of the various protonated forms of EDTA
EDTA“ (or Y-)
will therefore vary with pH. For cquilibrium calculations
involving metal complexes with EDTA, it is convenient to
calculate the fraction of EDTA that is in the completely
unprotonated form, Y. This fraction is designated aya.
Calculate ay at two pH values.
6.33 X10-13
pH = 3.15
ay =
Incorrect
0.1327
pH = 10.55
dy =
%3D
Incorrect
Transcribed Image Text:EDTA is a hexaprotic system with the pK, values: "ooc-CH2 H,C-coo pKal = 0.00, pK2 = 1.50, pK = 2.00, pK4 = 2.69, :N-CH-CH-N: pKas = 6.13, and pK6 = 10.37. %3D "ooc-CH2 HC-coo The distribution of the various protonated forms of EDTA EDTA“ (or Y-) will therefore vary with pH. For cquilibrium calculations involving metal complexes with EDTA, it is convenient to calculate the fraction of EDTA that is in the completely unprotonated form, Y. This fraction is designated aya. Calculate ay at two pH values. 6.33 X10-13 pH = 3.15 ay = Incorrect 0.1327 pH = 10.55 dy = %3D Incorrect
Expert Solution
steps

Step by step

Solved in 7 steps

Blurred answer
Knowledge Booster
UV and Visible Spectroscopy
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY