Answer:-
For a beryllium-silver voltaic cell,
(a).
Cathode = Ag (silver) because the standard reduction product of Ag is positive.
(b) Half reaction occurs at the cathode,
Ag+(aq) + e- ————> Ag(s)
For a beryllium-silver voltaic cell containing Be2+ (aq) and Ag+ (aq) solutions, do the following. (a)...
For a silver-zinc voltaic cell containing Ag+(aq) and Zn2+(aq) solutions, do the following. (a) Identify the cathode. (Include states-of-matter under the given conditions in your answer. Type INERT if an inert electrode must be used.) (b) Identify the half-reaction that occurs at the cathode. (Include states-of-matter under the given conditions in your answer.)
A voltaic cell consists of two half-cells. One half-cell contains a chromium electrode immersed in 1.00 M Cr(NO3)3 solution. The second half-cell contains a nickel electrode immersed in 1.00 M NI(NO3)2 solution. Nickel plates out on the nickel electrode as the voltaic cell runs. The beginning voltage of the cell is +0.487 V at 25°C. The standard electrode potential (standard reduction potential) of chromium at 25°C is -0.744 V. (a) Write a balanced half-reaction equation for the reaction occurring at...
For the following galvanic cell, represented in line notation, determine what balanced half-reactions occur at each electrode. (Use the lowest possible whole number coefficients. Include states-of-matter under the given conditions in your answer.) Cr(s) Cr3+ (aq) || Ni2+ (aq) | Ni(s) anode half-reaction: chemPad Help X. Greek cathode half-reaction: chemPad Help xg|xq|-el- Greek Supporting Materials
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A voltaic cell is constructed in which the anode is a Ag Ag half cell and the cathode is a CI Cl2 half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: The net cell reaction is: the Ag Ag electrode. |the CIICl2 electrode In...
Could someone please solve? Complete and balance the following reactions. (Use the lowest possible whole number coefficients. Include states-of-matter under the given conditions in your answer.) (a) NaCl(aq) + Ba(NO3)2(aq) → chemPad Help X. Xº == Greek (b) NaOH(aq) + NH4C2H302(aq) → chemPad Help x.xºm a Greeka (c) Na2S(aq) + Ca(NO3)2(aq) → chemPad Help x.x" = Greek
cell A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag+ (aq) – Cu 2+ (aq) + 2 Ag(s) The E° for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is the cell potential,...
A voltaic cell is set up with a beaker on the left containing 1.0 M AgNO 3 and a silver electrode, and a beaker on the right containing 1.0 M Cr(NO 3) 3 and a chromium electrode. Given the following standard reduction potentials, answer the 3 questions below: Eº Ag+(aq) + 1e → Ag(s) +0.80 V Cr3+(aq) + 3e → Cr(s) -0.73V Part a. Write out the half-cell reaction that occurs at the anode of the voltaic cell. Part...
A voltaic cell consists of two half-cells. One half-cell contains a chromium electrode immersed in 1.00 M Cr(NO3)3 solution. The second half-cell contains a cobalt electrode immersed in 1.00 M Co(NO3)2 solution. Cobalt plates out on the cobalt electrode as the voltaic cell runs. The beginning voltage of the cell is +0.467 V at 25°C. The standard electrode potential (standard reduction potential) of chromium at 25°C is −0.744 V. (a) Write a balanced half-reaction equation for the reaction occurring at...
A voltaic cell employs the following redox reaction: Cu(s) + 2 Ag + (aq) → Cu 2+ (aq) + 2 Ag(s) The Eº cell for the reaction is +0.46 V. The initial (nonstandard) conditions are: [Ag +] = 0.025M ; [Cu 2+] = 2.0 M Part a. Write the half-reaction that occurs at the anode. Part b. Write the half-reaction that occurs at the cathode. Part c. How many electrons are transferred in this reaction? Part d. What is...