A voltaic cell consists of a Hg/Hg22+ electrode (E°= 0.85 V) and a Sn/Sn2+ electrode (E°= -0.14 V). [Hg22+] = 0.35 M and Ecell =1.04 V at 25°C. Calculate [Sn2+]. Please keep four decimal places.I

Step 1: To find the concentration of [Sn2+] in the voltaic cell, we'll use the Nernst…

Answered: A voltaic cell consists of a Hg/Hg22+…

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...

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For the galvanic (voltaic) cell Cu(s) + Mn²⁺(aq) ⟶ Cu²⁺(aq) + Mn(s) (E° = 0.60 V at 25°C), what is E if [Mn²⁺] = 0.010 M and [Cu²⁺]= 1.74 × 10⁻⁴? (Please show your final answer with 3 sig figs)
Find the FALSE statement about the voltaic cell based on the two reduction half- reactions shown below. The concentrations of the ions are [Al3+] = 0.01 M, [Mn2*] = 0.1 M. A13+(aq) + 3e¯ - Al(s) E°red = -1.66 V Mn2+(aq) + 2e - Mn(s) E°red = -1.18 V Al(s) is a stronger reducing agent than Mn(s) The observed cell potential is 0.49V For the balanced equation, n = 6 and Q = [AI³+]/ [Mn2+]. Using base 10, logQ = -1. The shorthand diagram for this cell is Al(s) | AI3*(aq) || Mn²*(aq) | Mn(s).
A voltaic cell is constructed from a standard Cu²+ Cu half cell (E° red 0.337V) and a standard Br2 |Br half cell (E° 1.080V). red (Use the lowest possible coefficients. Be sure 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 spontaneous cell reaction is: + The cell voltage is V. + + ↑
A voltaic cell is constructed from a standard Cd2+|Cd half cell (E°red = -0.403V) and a standard Br2|Br- half cell (E°red = 1.080V). (Use the lowest possible coefficients. Be sure 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 spontaneous cell reaction is: + + The cell voltage is V.
2. In the electrolysis of an aqueous Zn(NO3)2 solution, what reactions occur at the anode and at the cathode, assuming standard conditions? O, + 4H + 4e → 2H;O 6° = 1.23 V 2H,0 + 2e → H2 + 20H E° = -0.83V Zn2 + 2e → Zn ɛ° = -0.76 V NO, + 4H + 3e' → NO + 2H20 E° = 0,96 V ANODE: CATHODE:
Using the data provided below, calculate the emf, E°, for the following cell at 25°C. Ni(s)|Ni2+(1.20M)||Sn2+(1.0x10-4M)|Sn(s) Express your answer to two decimal places. Sn2+(aq) + 2e- ----> Sn(s) E° = -0.136 V Ni2+(aq) + 2e- ----> Ni(s) E° = -0.28 V
A voltaic cell is constructed using an Al metal electrode in a 1.00 M Al3+ solution, and the other half cell contains a Fe metal electrode submerged in a 1.00 M Fe2+ solution. Al3+ + 3e-⟶ Al(s) Eo = -1.66 V Fe2+ + 2e-⟶ Fe(s) Eo = -0.440 V Determine anode and cathode Balance and write the overall reaction
A voltaic cell is constructed from a standard Ag+ | Ag half cell (E° red = .799V) and a standard Br2 | Br- half cell (E° red = 1.080V). (Use the lowest possible coefficients. Be sure 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 spontaneous cell reaction is: + + The cell voltage is V.
A voltaic cell is constructed from a standard Zn2+ | Zn half cell (E°red = -0.763 V) and a standard Br2 | Br- half cell (E°red = 1.080 V). (For all reactions below, use the smallest possible integer coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed leave it blank. Enter electrons as .) The anode reaction is: + + The cathode reaction is: + + The spontaneous cell reaction is: + + The cell voltage is ______ V.
A voltaic cell is constructed that is based on the following reaction: Sn²+ (aq) + Pb(s)→→ Sn(s) + Pb²+ (aq) Consider the following data for standard reduction potentials at T 298 K: E(Sn²+/Sn) E (Pb²+/Pb) -0.14 V -0.13 V Part B If the anode compartment contains [SO]=1.30 M in equilibrium with PbSO4(s), what is the Kp of PbSO? Express your answer to two significant figures. ▸ View Available Hint(s) 15. ΑΣΦΑ Kip- [Pb²+ SO₂² Submit Previous Answers ?

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A voltaic cell consists of a Hg/Hg22+ electrode (E°= 0.85 V) and a Sn/Sn2+ electrode (E°= -0.14 V). [Hg22+] = 0.35 M and Ecell = 1.04 V at 25°C. Calculate [Sn2+]. Please keep four decimal places. I