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p20) Select all of the metals to the right that O Au Онg O Mn O La could act as a sacrificial anode for Fe. A current of 5.70 A is passed through a solution containing Fe2+(aq) solution for 45 min. How many moles of Fe (s) can be produced by this process? Show your work. On lo arnale woonoes moles of Fe = E° Standard Reduction Potentials at 25°C + 2.87 V F2 (aq) + 2 e¯ → 2F (aq) +1.50 V Au3+ (aq) + 3 e → Au (s) Hgz+ (aq) + 2 e Hg (1) + 0.80 V I2 (s) + 2 e¯ → 21- (aq) + 0.54 V 2 H+ (aq) + 2e → H2 (g) 0.00 V Co2+ (aq) + 2 e Co (s) -0.28 V Fe2+ (aq) + 2e- → Fe (s) -0.45 V Fe2+ (ag) + 2 e¯ → Fe (s) -0.83 V H,0 (1) + 2 e→ H2 (g) + 2 OH¯ (aq) -1.18 V La3+ (aq) + 3 e → La (s) -2.38 V K* (aq) + e → K(s) -2.93 V Cag) +2e mncs -118V

p20) Select all of the metals to the right that O Au Онg O Mn O La could act as a sacrificial anode for Fe. A current of 5.70 A is passed through a solution containing Fe2+(aq) solution for 45 min. How many moles of Fe (s) can be produced by this process? Show your work. On lo arnale woonoes moles of Fe = E° Standard Reduction Potentials at 25°C + 2.87 V F2 (aq) + 2 e¯ → 2F (aq) +1.50 V Au3+ (aq) + 3 e → Au (s) Hgz+ (aq) + 2 e Hg (1) + 0.80 V I2 (s) + 2 e¯ → 21- (aq) + 0.54 V 2 H+ (aq) + 2e → H2 (g) 0.00 V Co2+ (aq) + 2 e Co (s) -0.28 V Fe2+ (aq) + 2e- → Fe (s) -0.45 V Fe2+ (ag) + 2 e¯ → Fe (s) -0.83 V H,0 (1) + 2 e→ H2 (g) + 2 OH¯ (aq) -1.18 V La3+ (aq) + 3 e → La (s) -2.38 V K* (aq) + e → K(s) -2.93 V Cag) +2e mncs -118V

Chemistry
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
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 128AE: It took 150. s for a current of 1.25 A to plate out 0.109 g of a metal from a solution containing...
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p20) Select all of the metals to the right that O Au Онg O Mn O La could act as a sacrificial anode for Fe. A current of 5.70 A is passed through a solution containing Fe2+(aq) solution for 45 min. How many moles of Fe (s) can be produced by this process? Show your work. On lo arnale woonoes moles of Fe =
Transcribed Image Text:p20) Select all of the metals to the right that O Au Онg O Mn O La could act as a sacrificial anode for Fe. A current of 5.70 A is passed through a solution containing Fe2+(aq) solution for 45 min. How many moles of Fe (s) can be produced by this process? Show your work. On lo arnale woonoes moles of Fe =
E° Standard Reduction Potentials at 25°C + 2.87 V F2 (aq) + 2 e¯ → 2F (aq) +1.50 V Au3+ (aq) + 3 e → Au (s) Hgz+ (aq) + 2 e Hg (1) + 0.80 V I2 (s) + 2 e¯ → 21- (aq) + 0.54 V 2 H+ (aq) + 2e → H2 (g) 0.00 V Co2+ (aq) + 2 e Co (s) -0.28 V Fe2+ (aq) + 2e- → Fe (s) -0.45 V Fe2+ (ag) + 2 e¯ → Fe (s) -0.83 V H,0 (1) + 2 e→ H2 (g) + 2 OH¯ (aq) -1.18 V La3+ (aq) + 3 e → La (s) -2.38 V K* (aq) + e → K(s) -2.93 V Cag) +2e mncs -118V
Transcribed Image Text:E° Standard Reduction Potentials at 25°C + 2.87 V F2 (aq) + 2 e¯ → 2F (aq) +1.50 V Au3+ (aq) + 3 e → Au (s) Hgz+ (aq) + 2 e Hg (1) + 0.80 V I2 (s) + 2 e¯ → 21- (aq) + 0.54 V 2 H+ (aq) + 2e → H2 (g) 0.00 V Co2+ (aq) + 2 e Co (s) -0.28 V Fe2+ (aq) + 2e- → Fe (s) -0.45 V Fe2+ (ag) + 2 e¯ → Fe (s) -0.83 V H,0 (1) + 2 e→ H2 (g) + 2 OH¯ (aq) -1.18 V La3+ (aq) + 3 e → La (s) -2.38 V K* (aq) + e → K(s) -2.93 V Cag) +2e mncs -118V
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