hing and lea X/ilrn/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take[Review Topics][References]Use the References to access important values if needed for this question.When the Pb²+ concentration is 1.05 M, the observed cell potential at 298 K for an electrochemical cell with thefollowing reaction is 1.145 V. What is the Mn²+concentration?Pb2+ (aq) + Mn(s) Pb(s) + Mn2+ (aq)[M²*] =/Mn2+%3D

Answered: Image /qna-images/answer/baab86be-88c6-4038-9d74-29f6df0366b2.jpg

Answered: When the PbT concentration is 1.05 M,…

When the PbT concentration is 1.05 M, the observed cell potential at 298 K for an electr following reaction is 1.145 V. What is the Mn2+ concentration? Ph2+ (o.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: 6. If the cell potential in the previous problem (5) is 0.485 V, what is the [CI] in the cathode…

Q: 2. Calculate the potential of the following two half-cells that are connected by a salt bridge: a…

A: In galvanic cell redox reaction occur Here We are required to find the potential of the given cell…

Q: Consider the following standard reduction potentials in acid solution: Cr*+3e → Cr Co2+ + 2e → Co…

Q: calculate the solubility product of AgCl when it is known that the electrode potential of silver in…

Q: 1)))) How many faradays must pass through an electrolytic cell to reduce 0.32 mol Ag+ ion to silver…

Q: Which of the following descriptions is true for the cell below? Cu (s) | Cu²+ (o.1 M) || Fe3+ (o.5…

Q: Consider a cell consisting of the following two ½ equations, Zn2+ / Zn E0 = - 0.76 Volts Fe2+ / Fe…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Consider the following cell reaction: Cd(s) + 2 H*(? M) Cd2+ (1.00 M) + H2(g)(1.00 atm) If the cell…

A: To find the pH of the hydrogen electrode, we can use the Nernst equation:E cell = E∘ cell -…

Q: 2Cr3+(aq) + 3Ni(s) Eocell = 0.51 V What is the measured cell potential (Ecell) when…

Q: Calculate the Kf of Ag(NH3)2+ from

A: For kf, the reactions arrangement - Ag+aq+e⇔Ags...E∘=0.80 VAgs + 2NH3aq ⇔AgNH32++e-...E∘=-0.37VAdd…

Q: Cr|Cr3+ ||Co2+ |Co Eo is 0.46V. the same cell was prepared in the laboratory at standard conditions.…

Q: Calculate the E and identify the type of electrochemical cells of the following: (a) Ag|AgBr…

A: EBr-/AgBr/Ag0 = 0.10 VECl-/AgCl/Ag = 0.22 V Anode:…

Q: the cell notation for galvanic cell S. late the concentration of chromium ion, Cr in the solution…

Q: Consider the cell Fe(s) FeSO4(ag) HgSO4(s) Hg(1) (b) Write the half-cell reactions and the full cell…

A: Given cell Fe(s)|FeSO4(aq)|Hg2SO4(s)|Hg(l)

Q: 18.39 Consider the following galvanic cells: 1. Cu(s)|Cu²*(1 M) || Fe³*(1 M), Fe²*(1 M)|Pt(s)

A: The balanced chemical reaction is the one that contains equal number of atoms on both sides of the…

Q: Calculate E° for the following cells: a) Cl/CIO;//0/H,O b) OH/O2//CIO3/Cr" (basic medium)

A: A galvanic cell is used for the generation of electricity by the use of spontaneous reaction. An…

Q: 21. Calculate the standard cell potential for the cell: Cd | Cd2* (1 M) || Cu²2+ (1 M) | Cu * O…

A: A Galvanic cell is made up of an anode and a cathode. Reduction reaction occurs at cathode whereas…

Q: 5) One silver electrode in 246 ml of 0.100 M AgNO3 solution and one in 188 ml of 0.100 M Mg (NO3)2…

Q: 18.15 Consider the following half-reactions: MnO, (aq) + 8H*(aq) + 5e¯ - Mn²*(aq) + 4H,O(1) NO, (aq)…

A: The standard reduction potential ( Eo) value for the 1st reaction is 1.512V and for the second…

Q: An electrochemical cell is constructed such that on one side a pure cadmium electrode is in contact…

Q: The cell potential for a given reaction is -0.04 V. Calculate the Gibbs energy and equilibrium…

A: 1.) Gibbs free energy can be calculated using given cell potential using formula : ∆G = - nFEocell…

Q: 1. What is the potential for the galvanic cell depicted below: PtN₂Hs+ (2.59 mM), NH4+ (9.01 mM), pH…

Q: Co 00 salts are often sparingly soluble, but Co () salts are very, very sparingly soluble. The K of…

Q: [References] Using values from the table of standard reduction potentials, calculate the standard…

A: We can solve this problem by using following equation ∆G° = -n×F×E° n = change no of electrons F =…

Q: Consider the following reaction Fe+3 + e- = Fe+2 E O = 0.771 When the potential of a platinum…

A: An electrochemical cell is a device that can generate electrical energy from the chemical reactions…

Q: Prepare the equations for the cell reactions of the following cells and calculate the values of the…

Q: calculate the potential of platinum elctrode emersed in a solution 0.0613 M in k4Fe(CN)6 and…

A: The concentration of k4Fe(CN)6=0.0613 M The concentration of k3Fe(CN)6=0.00669 M The oxidation…

Q: A concentration cell is constructed by using the same half-reaction for both the cathode and anode.…

A: Given: For the given same half reaction, both the anodes and cathodes are same. i.e., Eo cell =…

Q: Q5) What is the K,, for a silver salt, when the cell potential is 0.244 V versus a 0.5 M Ag'…

Q: A chemistry graduate student is studying the rate of this reaction: 2so3 (g) - 2S0, (g) + O, (g) She…

A: Order of reaction : In the rate law expression power of sum of all reactant represents order of…

Q: 28. After electrolyzing a certain concentration of copper sulfate solution with an inert electrode…

A: Given the solution taken for electrolysis is copper sulfate, CuSO4. Moles of [Cu2(OH)2CO3] added to…

Q: It is requested: a) The direction of the current

A: Galvanic cells: the devices in which chemical energy is converted into electrical energy Redox…

Q: What is the pH of the solution of the cathode for the following cell if the measured cell potential…

A: pH means the negative logarithm of hydronium ion. pH =-log(H+).

Q: The free energy change for the following reaction at 25 °C, when [Cd2+] = 1.13 M and [Cr³+] =…

Q: The standard reduction potentials of the Fe2*/Fe and Al3*/Al couples are -0.44 V and - 1.66 V,…

Q: The voltaic cell Ca(o)Ca²+ (aq) || Ni?+(1.0 M)|Ni(s) has a cell potential of 0.300 V at 25°C. What…

A: Given : Ecell = 0.300 V Temperature = 25 oC Concentration of Ni2+, [Ni2+ ] = 1.0 M And Eocell =…

Q: 19.85 Calculate the cell potential of the following cell at 25°C. Cr(s) Cr **(1.0 x 10 ³ M) | |…

Q: There is a galvanic cell with a copper electrode in the tank with copper(II) sulfate 0.1M. There is…

A: Galvanic cells derives its energy from spontaneous redox reactions, while electrolytic cells involve…

Q: OI Ag zed will a Coist A mtil 0.15 mols of metal is deposited. Which metal will require the greatest…

A: Current I is given as I= Q /t ,where Q is the charge flown in time t. So t= Q/I

Q: The free energy change for the following reaction at 25 °C, when [Cd2+] = 9.08x10-3 M and [Ni2+] =…

Q: 3) Çalculate the potential in a solution at 298 K when 5.0 ml of 0.25 M Ce* solution is added to…

A: E°(cell) = E°(cathode/red) - E°(anode/oxi) = (1.61) - (0.77) = 0.840 V Number of electrons…

Q: Consider the following electrolytic cell Ag|AgCl(s), Cl- (0.200M), Cd2+ (0.00500M)|Cd. a) Calculate…

A: This question belongs to Electrochemistry.

Q: What is the standard cell potential for the cell: Al|Al3+ (1M) || Fe2+ (1M) |Fe? E° for Al / Al3+…

Q: 8. Consider the cell Fe(s) FeSO.(ag) Hg.SO.(1) Hg() Write the half-cell reactions and the full cell…

A: Formulae used: E°cell = E°cathode - E°anode deltaG° = - RTlnK delta G° = -nFE°cell T = 298 K R…

Q: Calculate cell potential at standard temperature if the concentration of [Cr3+] is o.25 M and [Sn2+]…

Q: For the reaction 2Co³+ (aq) + 2Cl(aq)-2Co²+ (aq) +Ch (g). E=0.483 V what is the cell potential at 25…

Q: 40.00 mL of 0.300 M Fe3+ solution is titrated with 0.150 M Sn2+ solution. a) Calculate the…

Q: 11. Consider the following reaction and its AG-AGo at 25.00 °C. 2Ag(aq)+Cu(s) 2Ag(s)+Cu*(aq) AG…

A: Given reaction is : 2Ag+ (aq) + Cu (s) ------------> 2Ag (s) + Cu2+ (aq) , ΔG0 = -88660 J/mole…

Question

hing and lea X
/ilrn/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take
[Review Topics]
[References]
Use the References to access important values if needed for this question.
When the Pb²+ concentration is 1.05 M, the observed cell potential at 298 K for an electrochemical cell with the
following reaction is 1.145 V. What is the Mn²+
concentration?
Pb2+ (aq) + Mn(s) Pb(s) + Mn2+ (aq)
[M²*] =/
Mn2+
%3D

Expert Solution

Step 1 standard emf

Step 2 Nernst equation

Step by step

Solved in 3 steps with 3 images

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

11. Consider the following reaction and its AG-AG• at 25.00 °C. 12 Coeside 2Ag*(aq)+Cu(s) 2Ag(s)+Cu*(aq) AG =-88660 J/mol a. Calculate the standard cell potential, Ecellº, for the reaction. b. Calculate the equilibrium constant, K, for the reaction. Wtoxided what is reduced? CLEAREY
Consider the following cell reaction: Mn(s) + 2 H*(? M) Mn²*(1.00 M) + H2(g)(1.00 atm) If the cell potential at 298 K is 0.322 volts, what is the pH of the hydrogen electrode? pH
Consider the following cell. Cr | Cr³+ (1.00 M) || Ni²+(1.00 M) | Ni & = 0.68 V (a) How many milligrams of metallic nickel would be plated on the cathode if a current of 0.16 A is drawn for 1.3 hrs? 4.0 2.3e2 mg (b) What is the Cr³+ concentration when the Ni²+ concentration has dropped to 1.0 × 10-4 M? 4.0 33 X M What is the cell potential at this point? 4.0 0.666 X V
The free energy change for the following reaction at 25 °C, when [Cd2*] = 1.17 M and [Cr+] = 8.47x10-3 M, is -207 kJ: 3ca**(1.17 M) + 2Cr(s)3Cd(s) + 2Cr³+(8.47x103 M) AG = -207 kJ What is the cell potential for the reaction as written under these conditions? Answer: V Would this reaction be spontaneous in the forward or the reverse direction?
[b] The emf of a cell made of Zn (anode) and H₂ electrode (cathode) immersed in 0.424M ZnCl₂ is +0.690 volts. What is the pH of the solution? Ez = -0.762 V E=0.0V
156. Subject :- Chemistry
e. Calculate the cell potential Ecell of the Galvanic cell (25°C). Give your answer in volts (V).
ii. A galvanic system consists of Ni/Ni2+ and Co/Co²+ half-cells. Determine which half-cell is getting reduced, which one is getting oxidized and the electrochemi- cal cell potential Ecell if a) [Co²+] = 0.1 mol L-¹, [Ni²+] = 1 mol L-¹ and b) [Co²+] = 1 mol L-¹, [Ni²+] = 0.005 mol L´¹.
The following reaction is non-spontaneous as written when the components are in their standard states, the cell potential is -0.16 V. Which of the following is true? Co(s) + Fe²*(aq) 2 Co²* (aq) + Fe(s) E =-0.16 V A. the reaction is spontaneous if [Co2+/[Fe2+] > 3.91x10-6 В. the reaction is spontaneous if [Co2+]/[Fe2+] -6 C. the reaction is spontaneous if [Co2+/[Fe2*] > 2.56x105 D. the reaction is spontaneous if [Co2*]/[Fe2+] 5
What is the potential at 25 ° C of a cell made up of the semi-cells Zn / Zn²- and Cu / Cu²- where [Zn² -] = 0.25 M and [Cu²-] = 0.15 M? Standard reduction potentials at 25 ° C