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3. A sample of Cd (OH)₂ (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Cd²+ is 1.7 x 105 M at equilibrium. What is the value of Ksp for Cd(OH)₂? 4. A sample of Ce(OH); (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Ce³+ is 5.2 x 106 M at equilibrium. What is the value of K for Ce(OH)3? 5. What are the equilibrium concentrations of Ca²+ and F in a saturated solution of CaF₂? (Ksp = 3.9 x 10-¹¹)

3. A sample of Cd (OH)₂ (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Cd²+ is 1.7 x 105 M at equilibrium. What is the value of Ksp for Cd(OH)₂? 4. A sample of Ce(OH); (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Ce³+ is 5.2 x 106 M at equilibrium. What is the value of K for Ce(OH)3? 5. What are the equilibrium concentrations of Ca²+ and F in a saturated solution of CaF₂? (Ksp = 3.9 x 10-¹¹)

Chemistry for Engineering Students
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 12.41PAE: Because calcium carbonate is a sink for CO32- in a lake, the student in Exercise 12.39 decides to go...
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3. A sample of Cd (OH)₂ (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Cd²+ is 1.7 x 105 M at equilibrium. What is the value of Ksp for Cd(OH)₂? 4. A sample of Ce(OH); (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Ce³+ is 5.2 x 10° M at equilibrium. What is the value of Ksp for Ce(OH)3? What are the equilibrium concentrations of Ca²* and F in a saturated solution of CaF₂? (Ksp = 3.9 x 10¹¹¹) 5.
Transcribed Image Text:3. A sample of Cd (OH)₂ (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Cd²+ is 1.7 x 105 M at equilibrium. What is the value of Ksp for Cd(OH)₂? 4. A sample of Ce(OH); (s) is added to pure water and allowed to come to equilibrium at 25°C. The concentration of Ce³+ is 5.2 x 10° M at equilibrium. What is the value of Ksp for Ce(OH)3? What are the equilibrium concentrations of Ca²* and F in a saturated solution of CaF₂? (Ksp = 3.9 x 10¹¹¹) 5.
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