A. Write a balanced equation for reaction that will occur in a galvanic cell consisting of a nickel electrode, 0. 45 M Ni2+ (aq), a platinum electrode, 1.0 M MnO4-, 2.0 M H+, and 0.10 M Mn2+. B. What is E° for this cell? MnO4- + 8 H+ + 5e- --> Mn2+ + 4 H2O           E° = 1.51 V Ni2+ + 2 e- --> Cu            E° = - 0.23 V C. How would you predict that E would compare to E o under the conditions described above? Explain.

Q: Given the following half-cell reactions: Cr^+3  +  3e^-  ->  Cr           E° = -0.74 V Zn^+2  +…

A: In galvanic cell redox  reaction occur across the electrode  Here we are required to find what is…

Q: 20. Refer to the galvanic cell below (the contents of each half-cell are written beneath each…

A:

Q: Given the balanced redox reaction equation for a galvanic cell as below. Mg(6) + 2 Ag" (ag) → Mg…

A: We have 0.01 M Ag+ 0.15 M of Mg+2, we have to predict shorthand notation ,cell potential and predict…

Q: For the following half-reactions: Cr3-(aq) – Cr(s) Zn2«(aq) → Zn(s) a. What will be the overall…

A:

Q: Refer to the galvanic cell below (the contents of each half-cell are written beneath each…

A: We will first write cell reaction. Then using nernst equation we will calculate cell potential.

Q: 1. This question is about the redox reaction involving the half equations: Zn²+ + 2e e Zn E° = -…

A: (a) The labelled diagram of the cell is given below.

Q: 2. The cell Mg(s) + Cd²+(aq) → Mg²+ + Cd(s) has E° cell = +1.97 V. The cadmium electrode was dipped…

A: The Nernst equation is used to calculate the potential of a half-cell in an electrochemical cell, or…

Q: [References] One half-cell in a voltaic cell is constructed from a silver wire electrode in a AgNO,…

A: One half-cell in a voltaic cell is constructed from a silver wire electrode in a AgNO3 solution of…

Q: a. How many grams of NaCl is required to generate a 0.50 L 3.00M NaCl (aq) solution? b. Calculate…

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

Q: Which is oxidized for a galvanic cell that employs the reaction below? 2Na(I) + S(I) -> Na2S(s) A.…

A:

Q: Which one of the following reactions is spontaneous under standard electrochemical conditions? a.…

A:

Q: When current is allowed to flow, which species is reduceď?

A: Species having highest reduction potential undergoes reduction at cathode.

Q: 5. What effect, if any, would varying the concentration of both the aqueous species have on the cell…

A: On changing the concentration ,changes can be observed in the E° measured values. This can be shown…

Q: Draw a schematic diagram of the galvanic cell made by Silver and Zinc half cells. Mark all the…

A: An electrochemical cell is formed by the combination of two electrode cathode and anode. The…

Q: following equations is possible. Ag* + e2 Ag S+ 2H + 2 e 2H,SE° = +0.14 V E° = +0.80 V What…

A: Given , Reactions : Ag + e-1 ---> Ag    E° = +0.80 V S + 2H+ + 2e-1 ---> H2S   E° =+ 0.14 V

Q: A voltaic cell is constructed using electrodes based on the following half reactions: Pb2+ (aq) +…

A: Voltaic cell (or) Galvanic cell: the cell in which chemical energy is converted in to electrical…

Q: Consider an electrochemical cell involving Iron and Copper.  Fe2+(aq) + 2e- → Fe(s)     Eo = -0.45…

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

Q: a piece of platinum metal, Pt. containing 0.850 M Fe 3+ and 0.010M Fe 2*. In the other cadmium…

A: The question is based on the concept of electrochemistry.   the electrode which has higher reduction…

Q: What statement about a galvanic cell constructed with Cu+/Cu and Fe2+/Fe is correct?…

A: Given:  A electrochemical cell with with Cu+/Cu and Fe2+/Fe  i.e.   Fe | Fe2+|| Cu+| Cu , having…

Q: Ag (0.010 M) + e → Ag(s) noll cr*(0.010 M) + 3 e→Cr(s) E = +0.80 V E = -0.74 v indvic 5. Consider a…

A: The half-reactions and their standard reduction potentials (E) are given, allowing us to identify…

Q: Calculate E cell for the following voltaic cell. Ag|Ag +(1.0 x 10-5 M)|| Au ³+ (1.0 × 10 −1 M)|Au 3

A:

Q: I. Consider the voltaic cell. Fe(s) Cr(s) Salt bridge containing KNO3(aq) IM Fe³+ 1M Cr³+ a.…

A: Given diagram is :

Q: Find the cell potential of a galvanic cell based on the following reduction half-reactions where…

A: Since reduction potential of Pb+2 is higher than Ni+2 so Pb+2 act as cathode and Ni+2 act as anode .…

Q: 1. If a 2.5 A current is run through a circuit for 35 minutes, how many coulombs of charge moved…

A: 1. Charge (Q) = i x t       where i = current in amperes                 t = time in seconds…

Q: 2. Ate Shawol and Concertina performed electrolysis to determine the identity of an unknown metal X.…

A: Given: current=1.495 Atime=18.00 hrsmass of metal=17.81 gnumber of electrons=3 e- To find: Unknown…

Q: 9. A standard state galvanic cell is constructed from the following half-cells at 298 K. Zn(s)…

A:

Q: Consider a galvanic cell built on the following half-reactions with their standard reduction…

A: The reactions are – Oxidation half cell-2Cr3+ + 7H2O ↔Cr2O7 +14H++ 6e-.....E∘red.=1.33 VReduction…

Q: A concentration cell is constructed with Cu electrodes and Cu²* in each compartment. In one…

A:

Q: Balance using the half-reaction method. Show your work. Ni(s) + H2O2(aq) →Ni2+(aq) + H2O(l) b.…

A:

Q: 39. What should be the reaction at the cathode? 40. What will be the E°cell? 41. What will be the…

A: Here we are required to find the cell potential of the given electrochemical reaction .

Q: 4. A commercial cell for producing F2 operates at a current of 1500A from the electrolysis of HF…

A:

Q: A cell using Zn/Zn*(aq, 1M) and. H,/H"(aq, 1M): generates a cell potential of + 0.76 V under…

A: Oxidative occurs at anode and reduction occurs at cathode. Smaller reduction potential serve as…

Q: Consider an electrochemical cell involving Iron and Lead. Fe2+, (aq) +2e-→ Fe(s) E° = -0.45 V Pb2+…

A: The electrode at which oxidation takes place is known as anode and on which reduction takes place is…

Q: Did the reduced concentration of Cu²+ ion in the cells using the 0.5 M Cu(NO3), and 0.1 M Cu(NO3),…

A: We need to explain does the reduced concentration of Cu2+ ion varies with different concentration of…

Q: 28). What statement about a galvanic cell constructed with Cu*/Cu and Fe2+/Fe is correct? Standard…

A: Given : reduction potential of Cu+/Cu reaction = 0.52 V and reduction potential of Fe2+/Fe reaction…

Q: 15. A voltaic cell is constructed from a Ag/AgCl half-cell and a Cu"/Cu half-cell. ABCI(s) + e →…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Consider an electrochemical cell with a zinc electrode immersed in 1.0 M Zn 2+ and a silver…

A: The electrochemical cell is used to convert chemical energy to electrical energy or it may use…

Q: Find the following using a galvanic cell containing Cr(s)/Cr3+(aq) along with Co(s)/Co2+(aq) a.…

A: The basic components of a galvanic cell where two different electrodes are used are: Anode: It is…

Q: An electrochemical cell uses Ag and Zn as electrodes. Based on the reduction potentials, the (blank)…

A: Dear student , since you have posted multiple questions we will allow to solve only first question…

Q: A cell utilizes the following reaction and operates at 298 K: 2H+(aq) + Zn(s) → Zn2+(aq) + H2(g)…

A: Given that: [Zn2+] = 0.050 M  P(H2) = 0.25 atm pH = 4.00   The standard cell potential is the EMF of…

Q: . What mass of lead is deposited on the cathode during the electrolysis of lead (II) sulphate…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: 2. For the following concentration cell, use the Nernst equation to determine the expected voltage.…

A: The Nernst equation can be represented as follows: Ecell=E°cell-0.0591nlog[P][R] where Ecell is the…

Q: A standard galvanic cell is constructed with Zn2+ | Zn and H+ | H2 half cell compartments connected…

A:

Q: Calculate Ecell (volts) for the galvanic cell containing the reaction shown below where the…

A: Ecell can be calculated using nernest equation. For this first we need to calculate E°cell using…

Q: The standard reduction potentials are-0.13 V for Pb2+ and +0.80 V for Ag+. Calculate E'cell for the…

A: E°Cell = E°red - E°oxi Lower reduction potential values always undergo oxidation  Higher reduction…