A chemist designs a galvanic cell that uses these two half-reactions:half-reactionstandard reduction potentialMnO (aq)+2 H,O(1)+3eMnO,(s)+4 OH (aq)Eredd=+0.59 VCl2(9)+2e2 Cl (aq)E=+1.359 VredAnswer the following questions about this cell.Write a balancedequation for thehalf-reaction thathappens at thecathode.Write a balancedequation for thehalf-reaction thathappens at theanode.Write a balancedequation for theoverall reactionthat powers thecell. Be sure thereaction isspontaneous aswritten.ExplanationCheckO 2022 McGraw Hill LLC. All Riahts Reserved. Terms of Use PrivacvMARétv1680FB19escF6F7F4F5F2F3&$ overall reactionthat powers thecell. Be sure thereaction isspontaneous aswritten.Do you haveenoughinformation toO Yescalculate the cellvoltage understandardconditions?NoIf you said it waspossible tocalculate the cellvoltage, do so andenter your answerhere. Round yourOvanswer to 2significant digits.ExplanationCheck02022 McGraw Hill LLC. All Riahts ReMARétv16

This question is related to redox reaction. Redox reaction is that in which oxidation and reduction…

A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential MnO (aq)+2 H,(1)+3e MnO,(s)+4 OH (aq) E ed= +0.59 V !! Cl2(g)+2e 2 Cl (aq) E=+1.359 V Pred Answer the following questions about this cell. Write a balanced ローロ equation for the half-reaction that happens at the cathode. e Write a balanced equation for the half-reaction that happens at the anode. Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Explanation Check 2022 McGraw Hill LLC. All Riahts Reserved. Terms of Use Privacv MAR étv 16 23 30 89 esc F7 F6 F4 F5 F2 F3 & %23 $

A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard reduction potential MnO (aq)+2 H,(1)+3e MnO,(s)+4 OH (aq) E ed= +0.59 V !! Cl2(g)+2e 2 Cl (aq) E=+1.359 V Pred Answer the following questions about this cell. Write a balanced ローロ equation for the half-reaction that happens at the cathode. e Write a balanced equation for the half-reaction that happens at the anode. Write a balanced equation for the overall reaction that powers the cell. Be sure the reaction is spontaneous as written. Explanation Check 2022 McGraw Hill LLC. All Riahts Reserved. Terms of Use Privacv MAR étv 16 23 30 89 esc F7 F6 F4 F5 F2 F3 & %23 $

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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Could you please solve the last two questions from the second picture?
Consider the galvanic cell based on the following half-reactions. Ag+ + e− → Ag ℰ° = +0.80 V Fe2+ + 2 e− → Fe ℰ° = −0.44 V (a) Determine the overall cell reaction and calculate ℰ ° cell . (b) Calculate ΔG° and K for the cell reaction at 25°C. (c) Calculate ℰcell at 25°C when [Ag+ ] = 1.0 ✕ 10−4 M and [Fe2+ ] = 1.0 ✕ 10−2 M.
Use the standard reduction potentials given below to predict if a reaction will occur between Zn(s) and Cl2(g), when the two are brought in contact via standard half-cells in a voltaic cell. | Cl2(g) + 2e¯¯ →2C1¯¯ (aq) E Zn2+ = 1.360 V red (aq) + 2e → Zn(s) E = = -0.763 V red If a reaction will occur, write a balanced net ionic equation for the reaction, assuming that the product ions are in aqueous solution. If no reaction will occur, leave all boxes blank. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) + +
Galvanic cell has 2 half reactions O2(g) + 4H+(aq) + 4e- → 2H2O(l) E0red = +1.23 V Cr3+(aq) + 3e- → Cr(s) E0red = -0.74 V Write a balanced equation that describes the cell, ensuring that E0cell > 0 V and Calculate E0cell
Consider the galvanic cell based on the following half-reactions. Ag+ + e Ni²+ + 2e →→ Ni (a) Determine the overall cell reaction and calculate Omit states-of-matter from your answer.) chemPad XX→ (c) 8 cell → Ag 8⁰ = +0.80 V 8° -0.23 V Calculate 8 Help Greek º (b) Calculate AGº (in kJ) and K for the cell reaction at 25°C. AGO kJ K (in V). (Use the lowest possible whole number coefficients. cell (in V) at 25°C when [Ag+] = 1.0x10-4 M and [Ni²+] = 1.0×10-² M. cell V
A galvanic cell is powered by the following redox reaction: 2+ MnO₂ (s) + 4H* (aq) + 2 Br¯ (aq) → Mn²(aq) + 2 H₂O(1) + Br₂(1) Answer the following questions about this cell. If you need any electrochemical data, be sure you get it from the ALEKS Data tab. Write a balanced equation for the half-reaction that takes place at the cathode. Write a balanced equation for the half-reaction that takes place at the anode. Calculate the cell voltage under standard conditions. Round your answer to 2 decimal places. 0 = = Ov ローロ 0
Consider the following standard reduction potentials in acid solution: Co2+ + 2e– ----> Co (s) E° = –0.28 V MnO4– + 8H+ + 5e– ---> Mn2+ + 4H2O E° = +1.51 V The strongest reducing agent listed above is:
Refer to the galvanic cell below (the contents of each half-cell are written beneath each compartment): Ni Ag 1.0 M Ni2+ 1.0 M Ag* The standard reduction potentials are as follow: Ni2+ + 2 e- → Ni(s), E° = -0.25 Ag* + e - Ag(s), E° = 0.7996 When current is allowed to flow, which species is oxidised? Select one: а. Ag b. Cannot be determined from the data given. C. Ni2+ O d. Ag* O e. Ni
A table of standard electrode potentials is necessary for many of the following question(s). Consider the following reaction: If a galvanic cell utilizes this reaction and the initial concentrations are [Hg 2 2+] = 0.10 M, [Sn 2+] = 0.30 M, and [Sn 4+] = 0.20 M, what will be E cell under these conditions? 2+ (aq) + Sn2+ (aq) → Sn4+ (aq) + 2Hg(s) Hg2 a. 0.68 V O b. 0.66 V O c. 0.61 V O d. 0.74 V O e. 0.57 V
A certain half-reaction has a standard reduction potential E=+1.34 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 1.20 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer reguires this half-reaction to happen at the anode of the cell. nh Data Half-Reaction E° (V) 0.7996 Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can have? = Ov Ag+ (aq) + e- -→ Ag (s) O yes, there is a minimum. E %3D red Al3+ (aq) + 3e- → Al (s) -1.676 1.692 Au+ (aq) + e → Au (s) If so, check the "yes" box and calculate the minimum. Round your answer to 2 decimal places. If there is no lower limit, check the "no" box. O no minimum Au3+ (aq) + 3e- → Au (s) 1.498 Ba2+ (ag) + 2e- - Ba (s) -2.912 Brz (1) + 2e 2Br (aq) 1.066 - Ca2+ (ag) + 2e Ca (s) -2.868 Is there a maximum standard reduction potential that the half-reaction used at the…
Use the standard reduction potentials given below to predict if a reaction will occur between Co(s) and Cl₂ (g), when the two are brought in contact via standard half-cells in a voltaic cell. Cl₂(g) + 2e → 2Cl(aq) = 1.360 V red = -0.280 V Co²+ (aq) + 2e → Co(s) E red If a reaction will occur, write a balanced net ionic equation for the reaction, assuming that the product ions are in aqueous solution. If no reaction will occur, leave all boxes blank. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) +
Write a balanced equation for the half-reaction that happens at the cathode of this cell. Write a balanced equation for the half-reaction that happens at the anode of this cell. Of what substance is E1 made? Of what substance is E2 made? What are the chemical species in solution S1? What are the chemical species in solution S2? 0 0 0 0 0 0