9. The standard cell potential Eºcell for the reaction below is +0.126 V. What is the ΔG value for this reaction?  (Faraday constant, F = 9.65 x 104 C) Pb(s) + 2H+(aq) → Pb2+(aq) + H2(g)   a. 24.3 kJ/mol b. -24.3 kJ/mol c. -50.8 kJ/mol d. -12.6 kJ/mol

Q: Consider the following reaction at 298K.  2H+ (aq) + Hg (1) --> H2 (g) + Hg2+ (aq)   Which of the…

A: Given the following reaction: 2H+aq+Hgl→H2g +Hg2+aq Standard reduction potential from literature:…

Q: The standard cell potential, begin mathsize 12px style E subscript c e l l end subscript superscript…

A: The standard cell potential, begin mathsize 12px style E subscript c e l l end subscript superscript…

Q: Zn + Ag+  Zn2+ + Ag a) Write the cell according to the accepted notation for a voltaic cell,…

A: SOLUTION: Step 1: Hello. Since the question contain multiple subparts, the first three are solved.…

Q: A certain metal M forms a soluble nitrate salt M(NO. t M(NO3)2. Suppose the left half cell of a…

A:

Q: Consider the following unbalanced redox reaction that occurs in an electrochemical cell: Fe (s) +…

A: Given, Fe (s) + Al3+ (aq) -->Fe2+ (aq) + Al (s) standard gibbs free energy (∆G°) = ? Note:…

Q: Calculate the cell potential and determine if this is a spontaneous reaction as written.  MnO4-…

A: The balanced reaction given is, => MnO4- (aq) + 8 H+ (aq) + 5 Co2+ (aq) → Mn2+ (aq) + 4 H2O (l) +…

Q: Given: NO3 -> NO(g) ɛ° = 0.96 V - Sn4+ -> Sn2+ ɛ° = 0.13 V The two half cells were coupled to…

A: Given,  NO3- ---------> NO, E0 = 0.96 V  Sn4+----------> Sn2+, E0 = 0.13 V  4). Nernst…

Q: Calculate the emf at 298 K generated by a voltaic cell in which the reaction isCr2O72-(aq)+ 14…

A: The chemical reaction in which a substance loses an electron is known as an oxidation reaction. The…

Q: Your mystery voltaic cell has a standard cell potential of 0.741 V and can be written in cell…

A: The importance of Gibbs energy is that it gives information about the spontaneity of the reaction or…

Q: What will be the overall balanced reaction if you want to make a galvanic cell? What is the…

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Q: . Which phase changes result in ΔS < 0? 2. Which selection of coefficients properly balances the…

A: As per our guidelines , we can solve only first three questions. Please resubmit other questions as…

Q: Given the following reactions: Anode: NO3- + 2H+ + e- --> NO2 + H2O Cathode: 2H+ + 2e- --> H2 Redox:…

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Q: Calculate the free energy for a spontaneous galvanic cell where the standard half-cell potentials…

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Q: Are the following redox reactions spontaneous under standard conditions?(a) Zn(s) +…

A: Spotaneous reactions refer to the fact that they undergo the reaction naturally without the aid of…

Q: Given the following reactions: Anode: NO3- + 2H+ + e- --> NO2 + H2O Cathode: 2H+ + 2e- --> H2…

A: Given that, The anode (oxidation) half-cell reaction is: NO3- + 2H+ + e- → NO2 + H2O. The cathode…

Q: Calculate AG° and K for the following cell reactions. State whether the cell reaction is spontaneous…

A: recall the given reaction and also the values of electrode potential of the given half cell Cus +…

Q: For the galvanic cell 2Cu* + Sn → 2Cu + Sn²“, which equation allows you to correctly calculate the…

A: We have to tell which option is correct

Q: Consider a cell reaction at 25°C where n=3. Fill in the following table. AG K a. 24kJ ? ? b. 0.120V…

A: The relationship between Gibb's energy, cell potential and equilibrium constant is given as:∆G° =…

Q: When we have an inactive electrode like Pt(s) in a galvanic cell as the cathode, what does it…

A: To explain: The role of platinum as an electrode.

Q: Cu2+ + Fe Cu + Fe²+ The reaction is assumed to be that (Cu2+) =(Fe2+) =1.0M and T = 298 K. As the…

A:

Q: Consider a cell reaction at 25°C where n =2. Fill in the following table AGO Eo K а. 19 КJ b. 0.035…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: What is E for the reaction in the previous problem when the concentration of H+, H2, and Zn+2 are…

A: E°cell = E°cathode - E°anode E°cathode = standard reduction potential of cathode electrode E°anode =…

Q: Calculate the standard cell potential for this reaction. b. 2ClO2(g) + 1l-(aq) --> 2ClO2-(aq) +…

A: The given reaction; 2ClO2(g) + 2l-(aq) --&gt; 2ClO2-(aq) + I2(s) Here ClO2 is getting reduced and I-…

Q: Given the information below. Is the cell spontaneous in the forward or reverse directions? Pt |…

A: Given that,  Pt | Pt2+|| Au3+| Au Pt2+(aq) + 2 e– ----&gt; Pt(s)  ;    E° = 1.20 Au3+(aq) + 3 e–…

Q: The free energy change for the following reaction at 25 °C, when [Pb²+] = 1.20 M and Zn²+ ] =…

A: Recall the given reaction,                              Pb2+ 1.20 M  +  Zn s  →  Pb s  +  Zn2+…

Q: Given:              Fe2+   +   2e-   -->   Fe                Eº = -0.44V Fe3+   +   3e-   -->   Fe…

A: Fe + Cl2 ==&gt; Fe2+ + 2 Cl-

Q: Is this reaction spontaneous? (refer to reaction below) 2 H₂O(l) + 2 Zn²+ (aq) → O₂(g) + 4 H*(aq) +…

A: We have to check if the given reaction is spontaneous

Q: 8. The standard electrode potentials are: 9 (Sn"/Sn) =-0.137 5 V, q°(Fe*/Fe") = 0.771 V, g°…

A: Correct answers are (1), (2) , (4) and (5). Cell potential should be positive for spontaneous cell…

Q: Co2+(aq) + 2e- --> Co(s) Eo=-0.28 V Cd2+(aq) + 2e- --> Eo= -0.33 V What is the standard free…

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Q: For each reaction listed, determine its standard cell potential at 25 °C and whether the reaction is…

A: To find: The reaction is spontaneous at standard condition at cell potential 25οC

Q: 1- Predict the sign of AS for a process in which the pressure of three moles of a certain gas…

A:

Q: For the following redox reaction: Cr2O72-(aq) + Ce3+ (aq)→ Ce4+ (aq) + Cr3+ (aq) a. Write the cell…

A: Since we only answer only upto 3 sub parts , we'll answer the first 3.Please resubmit the question…

Q: Consider a cell reaction at 25oC where n=3. Fill in the following table. ∆G o E o K a. 24kJ ? ? b. ?…

A: The relation between standard Gibbs free energy and standard cell potential is shown below,…

Q: Consider the cell Pt(s)|H2(g,p°)|HCl(aq)|AgCl(s)|Ag(s), for which the cell reaction is…

A: In electrochemistry, the Nernst equation is an equation that relates the reduction potential of an…

Q: (d) The basis of a battery or cell design can be explained by a galvanic cell shown Cu…

A: In the given question we have to tell all mechanism and cell reaction of given cell.

Q: For the following redox reaction: MnO2(s) + NO (g) → Mn2+ (aq) + NO3-(aq) a. Write the cell…

A: Since you have posted a question with multiple sub-parts we will solve the first three for you. To…

Q: The following reaction proceeds spontaneously under standard conditions because E°cell > 0 (which…

A: 2Ce4+ (aq)  +  2Cl–  (aq)⟶2Ce3+ (aq)+Cl2 (g)  [Ce4+] = 0.013 M, [Ce3+] = 0.60 M, [Cl−] = 0.0030 M,…

Q: Consider a cell reaction at 25°C where n=3. Fill in the following table. AG° E° K a. 24kJ ? ? b.…

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Q: 1. Calculate the Gibbs free energy changes, AG, by using the potential differences measured in Part…

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Q: The Nernst equation allows us to calculate non-standard state cell potentials. Much like with free…

A: Given data: Concentration of Mg2+=3.00M Concentration of Fe3+ = 1.00×10-3M E0cell = +2.33V

Q: Based on the sign of the standard cell potential, ?∘cell,Ecell°, classify these reactions as…

A:

Q: Consider these two entries from a fictional table of standard reduction potentials.…

A: X3+ +3e- ⟶ X(s) , Eo =−1.63 V (anode) Y3+ +3e−⟶Y(s), Eo =−0.41 V (cathode)

Q: Consider the reaction Mg(s)+Fe2+(aq)→Mg2+(aq)+Fe(s) at 85∘C , where [Fe2+]=3.40 M and [Mg2+]=0.210…

A: · Reaction equation :   Mg(s) + Fe2+(aq) →            Mg2+(aq) + Fe(s)· Temperature = 85 °C· Fe2+ =…

Q: 4. A cell uses the following reaction: a. Zn (s) + 2 H* (aq) → Zn²* (aq) + H2 (g) (a) Determine the…

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Q: Consider these two entries from a fictional table of standard reduction potentials. X3++3e−⟶X(s)…

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Q: Cr3+(aq) → Cr(s) Zn2+(aq) → Zn(s) a. What will be the overall balanced reaction if you want to…

A: The two half reactions are as follows: The oxidation half reaction is, Zn(s)------&gt;Zn2+(aq) +2 e-…

Q: 9. A voltaic cell is constructed using the following: Fe (s) + 2H* (aq) –> H2 (g) + Fe" (aq) a. What…

A: #9: (a): In the given cell reaction, Fe(s) is oxidized to Fe2+(aq) and H+(aq) is reduced to H2(g).

Q: MnO4– + Sn ---> MnO2 + Sn2+ a) What is the half reaction that takes place at the cathode? b) What…

A: Recall the given reaction       Mn7+O4- + Sn0 → Mn4+O2 + Sn2+ Recall values of standard electrode…

Q: Calculate AG°, in kJ, for the reaction: CIO, (aq) + 6 H*(aq) +3 Pb(s) → CI(aq) + 3 Pb2*(aq) + 3…

A: The change in standard Gibbs free energy (∆Go) for a cell reaction is expressed as: ∆Go=-nFEcello…