Use the two given equations to determine the K3 value for the desired equilibrium equation. Given...
Use the two given equations to determine the K3 value for the desired equilibrium equation.
Given 1: 2H2O(l)= H3O+(aq)+OH-(aq) K1=1.00X10^-14
Given 2: HCN(aq)+H2O(l)=H3O+(aq)+CN-(aq) K2=4.90X10^-10
Given 3: CN-(aq)+H2O(l)=HCN(aq)+OH-(aq) K3=???
What is the K3 value?
Homework Answers
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Use the two given equations to determine the K3 value for the
desired equilibrium equation.
Given...
At a given temperature the equilibrium constant is given for two of the reactions below. a....
At a given temperature the equilibrium constant is given for two of the reactions below. a. Write the equilibrium expression (equation) for Kc3 b. Determine the value of Kc3. Show work to support your answer. HX(aq) + H2O(l) ⇌ X-(aq) + H3O+ (aq) Kc1 = 1.21x10-7 X-(aq) + + H2O(l) ⇌ OH-(aq) + HX(aq) Kc2 = 1.21x10-7 HX(aq) + H2O(l) ⇌ OH-(aq) + H3O+ (aq) Kc3 = __________________
17. From the following equilibrium process involving a weak acid (K2), derive the Henderson Hausselbach equation....
17. From the following equilibrium process involving a weak acid (K2), derive the Henderson Hausselbach equation. (show all work) HA(aq) + H2O(lig) + H3O+(ag) + A (ag) 18. If the value of Ka for HCN is 4.9 x 10-10, calculate the equilibrium constant for CN-ag) +H2O(lig) H HCN(aq) + OH(aq) 19. Briefly justify the acidity difference in the following oxyacids: HCIO, HC102, and HC103. 20) What is the pH of a solution made by mixing 100.00 mL of 0.20 M...
Determine the value of the equilibrium constant,Kgoal , for the reaction CO2(g)--->/<--- C(s)+O2(g), Kgoal=? by making...
Determine the value of the equilibrium constant,Kgoal , for the reaction CO2(g)--->/<--- C(s)+O2(g), Kgoal=? by making use of the following information: 1. 2CO2(g)+2H2O(l)--->/<--- CH3COOH(l)+2O2(g), K1=5.40x10^-16 2. 2H2(g)+O2(g)--->/<--- 2H2O(l), K2=1.06x10^10 3. CH3COOH(l)--->/<--- 2C(s)+2H2(g)+O2(g), K3= 2.68x10^-9 Kgoal=_______
Part A Determine the value of the equilibrium constant, Kgoal, for the reaction CO2(g)⇌C(s)+O2(g), Kgoal=? by...
Part A Determine the value of the equilibrium constant, Kgoal, for the reaction CO2(g)⇌C(s)+O2(g), Kgoal=? by making use of the following information: 1. 2CO2(g)+2H2O(l)⇌CH3COOH(l)+2O2(g), K1 = 5.40×10−16 2. 2H2(g)+O2(g)⇌2H2O(l), K2 = 1.06×1010 3. CH3COOH(l)⇌2C(s)+2H2(g)+O2(g), K3 = 2.68×10−9 Express your answer numerically. Part B Determine the equilibrium constant, Kgoal, for the reaction 4PCl5(g)⇌P4(s)+10Cl2(g), Kgoal=? by making use of the following information: P4(s)+6Cl2(g)⇌4PCl3(g), K1=2.00×1019 PCl5(g)⇌PCl3(g)+Cl2(g), K2=1.13×10−2 Express your answer numerically.
Determine the value of the equilibrium constant, Kgoal, for the reaction N2(g)+H2O(g)⇌NO(g)+12N2H4(g), Kgoal=? by making use of...
Determine the value of the equilibrium constant, Kgoal, for the reaction N2(g)+H2O(g)⇌NO(g)+12N2H4(g), Kgoal=? by making use of the following information: 1. N2(g)+O2(g)⇌2NO(g), K1 = 4.10×10−31 2. N2(g)+2H2(g)⇌N2H4(g), K2 = 7.40×10−26 3. 2H2O(g)⇌2H2(g)+O2(g), K3 = 1.06×10−10 Express your answer numerically. Kgoal = Part B Determine the equilibrium constant, Kgoal, for the reaction 4PCl5(g)⇌P4(s)+10Cl2(g), Kgoal=? by making use of the following information: P4(s)+6Cl2(g)⇌4PCl3(g), K1=2.00×1019 PCl5(g)⇌PCl3(g)+Cl2(g), K2=1.13×10−2 Express your answer numerically. Kgoal =
Learning Goal: To understand how to calculate the equilibrium constants for chemical equations that can be...
Learning Goal: To understand how to calculate the equilibrium constants for chemical equations that can be produced by the addition of other chemical equations with known equilibrium constants. For a chemical reaction equation with the general form aA+bB⇌cC+dD the equilibrium equation is given by K1=[C]c[D]d[A]a[B]b Thus, for a chemical reaction equation with the general form cC+dD⇌eE+fF the equilibrium equation is given by K2=[E]e[F]f[C]c[D]d If the first two equations are added together such that aA+bB⇌eE+fF then the equilibrium equation is given...
Determine the value of the equilibrium constant, for the reaction CO2 (g) ⇌ C (s) +...
Determine the value of the equilibrium constant, for the reaction CO2 (g) ⇌ C (s) + O2 (g), K = ? by making use of the following information: 2 CO2 (g) + 2 H2O (l) ⇌ CH3COOH (l) + 2 O2 (g), K1 = 5.00 2 H2 (g) + O2 (g) ⇌ 2 H2O (l), K2 = 100.0 CH3COOH (l) ⇌ 2 C(s) + 2 H2 (g) + O2 (g), K3 = 2.00
This question pertains to the pH of a weak acid/weak base salt combo. For an aq...
This question pertains to the pH of a weak acid/weak base salt combo. For an aq solution of NH4NO2, these are the combinations of reactions that are possible. (1) NH4+(aq) + NO21-(aq) ⇆ NH3(aq) + HNO2(aq)____________K1 = ? (2) NH4+(aq) + H2O(l) ⇆ H3O+(aq) + NH3(aq)_______________Ka = 5.6 x 10-10 (3) NO21- + H2O(l) ⇆ HNO2(aq) + OH-(aq)_________________Kb = 2.2 x 10-11 (4) 2H2O(l) ⇆ H3O+(aq) + OH-(aq)_________________________Kw =1.0 x 10-14 Write the symbolic expression for the equilibrium constants...
The value for the equilibrium constant for the following chemical reaction, the auto-ionization of water, is...
The value for the equilibrium constant for the following chemical reaction, the auto-ionization of water, is 1.0x10-14 at 298 K 2H2O(l) ßà OH-(aq) + H3O+(aq) K = 1.0x10-14 Using this information and your equilibrium identities, select the correct value for the equilibrium expression for the reaction shown below (at 298 K as well) : OH-(aq) + H3O+(aq) ßà 2H2O(l) K = ? Question 4 options: 1x10-14 0.5x10-14 2x10-14 -1x10-14 1x1014 1x10-15
Given that K1 and K2 are the respective equilibrium constants for the two reactions CO2(g) +...
Given that K1 and K2 are the respective equilibrium constants for the two reactions CO2(g) + H2(g) = CO(g) + H2O(l) K1 = 3.08×10-4 CdO(s) + H2(g) = Cd(s) + H2O(l) K2 = 40.7 Determine the equilibrium constant for the reaction CO(g) + CdO(s) = CO2(g) + Cd(s) K =
17. From the following equilibrium process involving a weak acid (K2), derive the Henderson Hausselbach equation. (show all work) HA(aq) + H2O(lig) + H3O+(ag) + A (ag) 18. If the value of Ka for HCN is 4.9 x 10-10, calculate the equilibrium constant for CN-ag) +H2O(lig) H HCN(aq) + OH(aq) 19. Briefly justify the acidity difference in the following oxyacids: HCIO, HC102, and HC103. 20) What is the pH of a solution made by mixing 100.00 mL of 0.20 M...
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