What is the value of [Mg2+] and pMg for 20.0 mL of a 0.020 M Mg2+ solution buffered at pH 10.00 and titrated with 0.020 M EDTA. K₁=6.2 x 108 and CY4- at pH 10.0= 0.30 a- when 5.0 mL of EDTA is added? b- when 20.0 mL of EDTA is added? c- when 25.0 mL of EDTA is added?

What is the value of [Mg2+] and pMg for 20.0 mL of a 0.020 M Mg2+ solution buffered at pH 10.00 and titrated with 0.020 M EDTA. K₁=6.2 x 108 and CY4- at pH 10.0= 0.30 a- when 5.0 mL of EDTA is added? b- when 20.0 mL of EDTA is added? c- when 25.0 mL of EDTA is added?

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter17: Complexation And Precipitation Reactions And Titrations

Section: Chapter Questions

Problem 17.29QAP

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Question

What is the value of [Mg2+] and pMg for 20.0 mL of a 0.020 M Mg²+ solution buffered at pH
10.00 and titrated with 0.020 M EDTA.
K₁= 6.2 x 108 and CY4- at pH 10.0 = 0.30
a- when 5.0 mL of EDTA is added?
b- when 20.0 mL of EDTA is added?
c- when 25.0 mL of EDTA is added?

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