± Solubility of Zinc Hydroxide in Basic Solution A solubility-product constant, Ksp, corresponds to a reaction...
± Solubility of Zinc Hydroxide in Basic Solution
A solubility-product constant, Ksp, corresponds to a reaction with the following general format:
salt(s)⇌cation(aq)+anion(aq)
A formation constant, Kf, corresponds to a reaction with the following general format:
metal ion(aq)+Lewis base(aq)⇌complex ion(aq)
Part A
When Zn(OH)2(s) was added to 1.00 L of a basic solution, 1.18×10−2 mol of the solid dissolved. What is the concentration of OH− in the final solution?
Express your answer with the appropriate units
[OH−] =???
Homework Answers
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± Solubility of Zinc Hydroxide in Basic
Solution
A solubility-product constant, Ksp, corresponds to a
reaction...
A) Consider the insoluble compound zinc hydroxide, Zn(OH)2. The zinc ion also forms a complex with...
A) Consider the insoluble compound zinc hydroxide, Zn(OH)2. The zinc ion also forms a complex with ammonia. Write a balanced net ionic equation to show why the solubility of Zn(OH)2(s) increases in the presence of ammonia and calculate the equilibrium constant for this reaction. For Zn(NH3)42+, Kf = 2.9×109. Specify states such as (aq) or (s) and provide K. K = ______ B) Consider the insoluble compound nickel(II) hydroxide, Ni(OH)2. The nickel ion also forms a complex with cyanide ions....
The value of the Solubility Product Constant for zinc carbonate is Write the reaction that corresponds...
The value of the Solubility Product Constant for zinc carbonate is Write the reaction that corresponds to this Ksp value. < > >
what is the molar solubility of zinc hydroxide at pH12.34? for Zn(OH)2, Ksp=2.1x10^-16; for Zn(OH)4^2-, kf=2.8x10^15.
what is the molar solubility of zinc hydroxide at pH12.34? for Zn(OH)2, Ksp=2.1x10^-16; for Zn(OH)4^2-, kf=2.8x10^15.
6 6. Zinc hydroxide, Zn(OH)2. is practically insoluble in pure water. (Kap 3.0 x 10-16) a) Determine the pH of a saturated aqueous solution of Zn(O1H)2. (You should assume that all hydroxide ions...
6 6. Zinc hydroxide, Zn(OH)2. is practically insoluble in pure water. (Kap 3.0 x 10-16) a) Determine the pH of a saturated aqueous solution of Zn(O1H)2. (You should assume that all hydroxide ions in the solution come from the Zn(OH)2: you can ignore the autoionization of water.) (4 pts) b) Zn(OH)2 is less soluble in even very dilute solutions of Zn(NOs)2 due to the common ion effect. Determine the molar solubility of zine hydroxide in a 1.0 x 10-4 M...
Consider the insoluble compound zinc carbonate, ZnCO;. The zinc ion also forms a complex with hydroxide...
Consider the insoluble compound zinc carbonate, ZnCO;. The zinc ion also forms a complex with hydroxide ions. Write a balanced net ionic equation to show why the solubility of ZnCO; (5) increases in the presence of hydroxide ions and calculate the equilibrium constant for this reaction For Zn(OH)2-, K -2.9x1015Use the pull-down boxes to specify states such as (aq) or (s). K Submit Answer Retry Entire Group 8 more group attempts remaining sted
Question 5: The cation, Co2+, is able to form a complex ion, [Co(SCN)4] 2–, with the...
Question 5: The cation, Co2+, is able to form a complex ion, [Co(SCN)4] 2–, with the thiocyanate anion, SCN–. (a) Write the chemical equation for the (a) Write the chemical equation for the formation of this complex ion with the corresponding expression for the formation constant, Kf, and (b) Given Kf for [Co(SCN)4] 2– = 1 x103, explain how having SCN– in solution would affect the solubility of Co(OH)2 (Ksp for Co(OH)2 = 1.3 x 10–15).
The value of the Solubility Product Constant for manganese(II) hydroxide is Write the reaction that corresponds...
The value of the Solubility Product Constant for manganese(II) hydroxide is Write the reaction that corresponds to this Ksp value. + Ksp values are found by clicking on the "Tables" link. Use the pull-down menus to specify the state of each reactant or product. If a box is not needed leave it blank.
5) Zinc forms a precipitate with the hydroxide ion (Zn(OH)2) as well as several complex ions....
5) Zinc forms a precipitate with the hydroxide ion (Zn(OH)2) as well as several complex ions. Given the equilibria below, calculate the concentration of each zinc species in a solution saturated with Zn(OH)2 and [OH') fixed at 3.2 x 107M Zn(OH)2(8) Ksp = 3 x 10-16 Zn(OH)* K= 1 x 104 Zn(OH)2(aq) K = 2 x 1010 Zn(OH)3 K = 8 x 1013 Zn(OH)42 K= 3 x 1015
Find the molar solubility of PbCO3 solid in a 1.50 M sodium oxalate solution (which provides...
Find the molar solubility of PbCO3 solid in a 1.50 M
sodium oxalate solution (which provides the bidentate ox^2-
ligand). The Ksp for PbCO3 is 7.4x10^-14 and the Kf for the [Pb
(ox)2]^2- complex ion is 3.5x10^6.
What is the new K value for the combined solubility equilibrium and
formation equilibrium?
What is the molar solubility of the PbCO3 in the oxalate
solution?
1. Which compound increaves in increase in solubility 2. & Find the mo solubility of Pbcov said...
2/3 correct answers are required for credit Consider the insoluble compound zinc sulfide , ZnS. The...
2/3 correct answers are required for credit
Consider the insoluble compound zinc sulfide , ZnS. The zinc ion also forms a complex with hydroxide ions. Write a balanced net ionic equation to show why the solubility of ZnS (s) increases in the presence of hydroxide ions and calculate the equilibrium constant for this reaction. For Zn(OH)42. , K,-29x1015 . Use the pull-down boxes to specify states such as (aq) or (s). 1 1
The value of the Solubility Product Constant for zinc carbonate is Write the reaction that corresponds to this Ksp value. < > >
6 6. Zinc hydroxide, Zn(OH)2. is practically insoluble in pure water. (Kap 3.0 x 10-16) a) Determine the pH of a saturated aqueous solution of Zn(O1H)2. (You should assume that all hydroxide ions in the solution come from the Zn(OH)2: you can ignore the autoionization of water.) (4 pts) b) Zn(OH)2 is less soluble in even very dilute solutions of Zn(NOs)2 due to the common ion effect. Determine the molar solubility of zine hydroxide in a 1.0 x 10-4 M...
Consider the insoluble compound zinc carbonate, ZnCO;. The zinc ion also forms a complex with hydroxide ions. Write a balanced net ionic equation to show why the solubility of ZnCO; (5) increases in the presence of hydroxide ions and calculate the equilibrium constant for this reaction For Zn(OH)2-, K -2.9x1015Use the pull-down boxes to specify states such as (aq) or (s). K Submit Answer Retry Entire Group 8 more group attempts remaining sted
The value of the Solubility Product Constant for manganese(II) hydroxide is Write the reaction that corresponds to this Ksp value. + Ksp values are found by clicking on the "Tables" link. Use the pull-down menus to specify the state of each reactant or product. If a box is not needed leave it blank.
5) Zinc forms a precipitate with the hydroxide ion (Zn(OH)2) as well as several complex ions. Given the equilibria below, calculate the concentration of each zinc species in a solution saturated with Zn(OH)2 and [OH') fixed at 3.2 x 107M Zn(OH)2(8) Ksp = 3 x 10-16 Zn(OH)* K= 1 x 104 Zn(OH)2(aq) K = 2 x 1010 Zn(OH)3 K = 8 x 1013 Zn(OH)42 K= 3 x 1015
Find the molar solubility of PbCO3 solid in a 1.50 M
sodium oxalate solution (which provides the bidentate ox^2-
ligand). The Ksp for PbCO3 is 7.4x10^-14 and the Kf for the [Pb
(ox)2]^2- complex ion is 3.5x10^6.
What is the new K value for the combined solubility equilibrium and
formation equilibrium?
What is the molar solubility of the PbCO3 in the oxalate
solution?
1. Which compound increaves in increase in solubility 2. & Find the mo solubility of Pbcov said...
2/3 correct answers are required for credit
Consider the insoluble compound zinc sulfide , ZnS. The zinc ion also forms a complex with hydroxide ions. Write a balanced net ionic equation to show why the solubility of ZnS (s) increases in the presence of hydroxide ions and calculate the equilibrium constant for this reaction. For Zn(OH)42. , K,-29x1015 . Use the pull-down boxes to specify states such as (aq) or (s). 1 1
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