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What concentration of Cu2+ is needed to have a concentration of Cu(CN)42- equal to 2.0 × 10-5 M in a solution with a [CN−] of 9.3 × 10-4 M? Kf of Cu(CN)42- = 1.0 × 1025

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 12.88PAE: Which of the following is more likely to precipitate the hydroxide ion? Cu(OH)2(s) *=» Ctr+(aq) + 2...

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Question

What concentration of Cu²⁺ is needed to have a concentration of Cu(CN)₄^2- equal to 2.0 × 10^-5 M in a solution with a [CN⁻] of 9.3 × 10^-4 M? K_f of Cu(CN)₄^2- = 1.0 × 10²⁵

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