From the following equations use the values of Ksp , Ka, and Kf to find the equilibrium constant for the final reaction equation: FeS(s) ⇌ Fe2+(aq) + S2- (aq) Ksp HCN (aq)+ H2O (l) ⇌ H3O+(aq) + CN− (aq) Ka Fe2+(aq) + 6 CN- (aq) ⇌ [Fe(CN)6] 4- (aq) Kf FeS(s)+ 6 HCN(aq) + 6 H2O (l) ⇌ [Fe(CN)6] 4- (aq) + S2- (aq) + 6 H3O+(aq) Keq =??? ( A) (Ksp) + (Ka) + (Kf) 6 (B) (Ksp) 6 x (Ka) x (Kf) (C) (Ksp) + (Ka) 6 - (Kf) (D) (Ksp) x (Ka) x (Kf) 6 (E) (Ksp) x (Ka) 6 x (Kf
From the following equations use the values of Ksp , Ka, and Kf to find the equilibrium constant for the final reaction equation: FeS(s) ⇌ Fe2+(aq) + S2- (aq) Ksp HCN (aq)+ H2O (l) ⇌ H3O+(aq) + CN− (aq) Ka Fe2+(aq) + 6 CN- (aq) ⇌ [Fe(CN)6] 4- (aq) Kf FeS(s)+ 6 HCN(aq) + 6 H2O (l) ⇌ [Fe(CN)6] 4- (aq) + S2- (aq) + 6 H3O+(aq) Keq =??? ( A) (Ksp) + (Ka) + (Kf) 6 (B) (Ksp) 6 x (Ka) x (Kf) (C) (Ksp) + (Ka) 6 - (Kf) (D) (Ksp) x (Ka) x (Kf) 6 (E) (Ksp) x (Ka) 6 x (Kf
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions
Section: Chapter Questions
Problem 84GQ: Calculate equilibrium constants for the following reactions at 208 K. Indicate whether the...
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From the following equations use the values of Ksp , Ka, and Kf to find the equilibrium constant for the final reaction equation: FeS(s) ⇌ Fe2+(aq) + S2- (aq) Ksp HCN (aq)+ H2O (l) ⇌ H3O+(aq) + CN− (aq) Ka Fe2+(aq) + 6 CN- (aq) ⇌ [Fe(CN)6] 4- (aq) Kf FeS(s)+ 6 HCN(aq) + 6 H2O (l) ⇌ [Fe(CN)6] 4- (aq) + S2- (aq) + 6 H3O+(aq) Keq =??? (
A) (Ksp) + (Ka) + (Kf) 6
(B) (Ksp) 6 x (Ka) x (Kf)
(C) (Ksp) + (Ka) 6 - (Kf)
(D) (Ksp) x (Ka) x (Kf) 6
(E) (Ksp) x (Ka) 6 x (Kf).
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