A foot powder sample containing Zn was dissolved on 200.00 mL water and was titrated to the end point color with 22.57 mL of 0.01639 M EDTA at pH=4. (a4= 3.61×10-9, K ZnY²- = 3.2 x 1016). The pZn in the sample is: Please fill in the space with a numerical value with two digits or numerical values without units Answer:

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter16: Applications Of Neutralization Titrations
Section: Chapter Questions
Problem 16.40QAP
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A foot powder sample
containing Zn was dissolved
on 200.00 mL water and
was titrated to the end point
color with 22.57 mL of 0.01639
M EDTA at pH=4.
(a4= 3.61x10-9, K ZnY²- = 3.2 ×
1016). The pZn in the sample is:
%3D
Please fill in the space
with a numerical value
with two digits or
numerical values without
units
Answer:
Transcribed Image Text:A foot powder sample containing Zn was dissolved on 200.00 mL water and was titrated to the end point color with 22.57 mL of 0.01639 M EDTA at pH=4. (a4= 3.61x10-9, K ZnY²- = 3.2 × 1016). The pZn in the sample is: %3D Please fill in the space with a numerical value with two digits or numerical values without units Answer:
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