Answered: Calculate the concentration of free…

Calculate the concentration of free Zn+2 in 0.08 M ZnY2- solution at pH = 9 . (Kf = 3.2 x 1016 , α4 = 5.4 x 10-2) 6.8 x 10-9 M 5.4 x 10-2 M 1.1 x 10-8 M 8.0 x 10-9 M

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter15: Additional Aqueous Equilibria

Section: Chapter Questions

Problem 105QRT: Apatite, Ca5(PO4)3OH, is the mineral in teeth. On a chemical basis explain why drinking milk...

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Question

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Calculate the concentration of free Zn⁺² in 0.08 M ZnY^2- solution at pH = 9 .
(K_f = 3.2 x 10¹⁶ , α₄= 5.4 x 10^-2)

6.8 x 10^-9M

5.4 x 10^-2M

1.1 x 10^-8 M

8.0 x 10^-9 M

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