Use the expression of the activity coefficient to calculate the coefficient of activity of cobalt in the equilibrium solubility of Co (OH) 2 (Ksp = 1.3 x 10-15) in the presence of a solution containing 0.0333M NaCl. ions α: αCo 2+ = 0.45nm, αOH- = 0.30nm, -log γx = 0.51 zx2 √µ 1 + 3.3 αx√µ Select one: to. 0.51 b. 0.91 c. 0.75 d. 0.83

Use the expression of the activity coefficient to calculate the coefficient of activity of cobalt in the equilibrium solubility of Co (OH) 2 (Ksp = 1.3 x 10-15) in the presence of a solution containing 0.0333M NaCl. ions α: αCo 2+ = 0.45nm, αOH- = 0.30nm, -log γx = 0.51 zx2 √µ 1 + 3.3 αx√µ Select one: to. 0.51 b. 0.91 c. 0.75 d. 0.83

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter10: Effect Of Electrolytes On Chemical Equilibria

Section: Chapter Questions

Problem 10.8QAP

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