3. In each of the following cells write the cell reaction, and designate which reac- tions are spontaneous as written. Sign of emf (a) Ag | AgCl(s), Cl- || I-, AgI(s) | Ag (b) K |K* || Cl-, Hg:Cl2(s) | Hg (c) Pt | TI*, TI+++ || Cu*+ | Cu (d) Ni | Ni*+ || Ph+* | Pb SI+1+

Q: What is the value of K for this aqueous reaction at 298 K? A +B =C+ D AG° = 17.48 kJ/mol K =

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Q: Calculate the value of AGn for the following reaction at 280 K. Ką= 2.9 × 10-8 and assume Ka does…

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Q: What is the value of K for this aqueous reaction at 298 K? A +B=C+ D AG = 17.70 kJ/mol %3D

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Q: What is the value of K for this aqueous reaction at 298 K? A +B C+ D AG° = 22.67 kJ/mol

A: GivenA + B ⇔ C + D∆G° = 22.67 kJ/mol = 22670 J/molT = 298 KK = To be determined

Q: 0.0592 V E cell -log(K) Calculate the equilibrium constant for the following reaction at 25°C:…

A: E°cell = (0.0592 V / n ) × log(K) 2Ag(s) + Fe2+(aq) <---> 2Ag+(aq) + Fe(s)  K = ?

Q: Write the individual electrode reactions and the overall cell reaction for the following cell: Pt |…

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Q: Calculate the standard Gibbs free energy change, AG°, at 25 C for the following reaction. E°cu"/cu =…

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Q: What is the value of K for this aqueous reaction at 298 K? A + B C+D AG° = 14.82 kJ/mol %3D K =

A: The Gibbs free energy and the equilibrium constant are related by the following equation:…

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Q: A galvanic cell is constructed in which the overall reac- tion is Brz (€) + H2(g) + 2 H20(€) → 2 Br…

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Q: The standard potential of the cell Ag(s)|AgI(s)|AgI(aq)|Ag(s) is +0.9509 V at 25 °C. Calculate the…

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Q: In a certain zinc–copper cell, Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s) the ion concentrations are [Cu2+]…

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Q: The free energy change for the following reaction at 25 °C, when [H+] = 1.14 M and [Cr3+] =…

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Q: I need help with this practice problem.Thank you!

A: According to the question, we have: Equation: Sn(s) + 2Cu2+(aq) ---> Sn2+(aq) + 2Cu+(aq)  E°cell…

Q: Chemistry 19.10.-Calculate the standard potential, „E°, for this reaction from its AG° value.…

A: Given, X(s) + Y4+(aq) → X4+(aq) + Y(s)  ∆Go = 31.0 KJ = 31000 J

Q: A cell has a standard emf of+ 0.134 V at 298 K.

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Q: 1. Calculate the standard reaction Gibbs free energy for the following cell reactions: (a) 2Ce"(aq)…

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Q: Consider the Gibbs energies at 25 ∘25 ∘C. SubstanceSubstance Δ?∘f (kJ·mol−1)ΔGf∘ (kJ·mol−1)…

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Q: The emf of the cell Pt | H2 (1 bar) | HCl (aq) | AgCl (s) | Ag was found to be 0.517 V at 25oC.…

A: Given cell notation is  : Pt | H2 (1 bar) | HCl (aq) | AgCl (s) | Ag  EMF of the cell = 0.517 V…

Q: What is the value of K for this aqueous reaction at 298 K? A + B 2C+ D AG° = 19.27 kJ/mol K =

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Q: The equilibrium constant K for the overall reaction that takes place in the cell Pt|Sn2+,…

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Q: A galvanic cell is constructed in which the overall reac- tion is Pb(s) + 2 H;O*(aq) → Pb²+ (aq) +…

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Q: What is the value of K for this aqueous reaction at 298 K? A +B C+ D AG° 19.76 kJ/mol K =

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Q: Calculate the values of AG° and K at 25 °C for the reaction. Ag" + 2e > Ag E° = 0.8 v Cu²+ + 2e Cu…

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Q: Consider a cell buffered at pH 2.00 and consists of Fe2+(aq) (0.004 M), Fe3(aq) (0.070 M) and…

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Q: What is the value of K for this aqueous reaction at 298 K? A +B C+D AG° = 17.39 kJ/mol %3D K =

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