What is E°cell for the following electrochemical reaction? 3Mg(s) + 2Au³*(aq) → 3Mg²*(aq) + 2Au(s) Half-Reaction Hall-Reaction (V) F, + 2e 2F Ag + e Ag" Co+eCo H,O; + 2H¯ + 20→ 2H,0 Ce* + e- Ce+ PbO, + 4H + So, + 2ePbSo, + 2H,0 MnO, + 4H + 3eMnO, + 2H,0 2e + 2H + 10;→10, + H,0 MnO, +8H + SeMn + 4H,0 Au + 3e- Au PbO, + 4H + 2e Pb2* + 2H,0 Cl, + 2e 2CI" Cr,0,- + 14H + 6e2Cr + 7H,0 0, + 4H' + 4e 2H,0 MnO, + 4H + 2e"Mn2 + 2H,0 10, + 6H + Se , + 3H,0 Br + 2e 2Br VO,* + 2H + c VO + H,0 AuCl + 3e-→ Au + 4CI NO, + 4H + 3eNO + 2H,O CIO, + e→CIO, 2Hg + 20Hg,* Ag +eAg Hg; +202Hg Fe + eFe+ 0, + 2H + 2e H,O, MnO, + eMnO,- I+2e21 Cu +eCu 2.87 1.99 0, + 2H,0 + 4e 40H Cu + 2e Cu Hg,Cl, + 2e→2Hg + 2C1 AgCl+eAg + Cl So, + 4H +2eH,SO, + H,0 Cu +e→Cu* 2H +2e H, Fe +3eFe Pb + 2e Pb Sn+ + 2eSn Ni +20NI PbSO, +20Pb + SO,- Ca + 2eCd Cr+ eCr* Fe + 2eFe C + 3eCr Zn + 2eZa 2H,0 + 20 H, + 20H Mn + 20M. Al + 3e AlI H, + 2e 2H Mg +2eMs La + 3e La Na + eNa Ca + 2eCa Ba + 20 Ba K* +eK Li +eLi 0.40 0.34 0.27 1.82 1.78 0.22 1.70 0.20 1.69 0.16 1.68 0.00 -0.036 1.60 1.51 -0.13 -0.14 1.50 1.46 -0.23 -035 1.36 1.33 -0.40 -041 -0.44 1.23 1.21 1,20 -0.73 -0.76 -0.83 1.09 1.00 0.99 -1.18 -1.66 -223 -2.37 -2.37 -2.71 0.96 0.954 0.91 0.80 0.80 -2.76 0.77 -2.90 0.68 -2.92 0.56 0.54 -3.05 0.52
What is E°cell for the following electrochemical reaction? 3Mg(s) + 2Au³*(aq) → 3Mg²*(aq) + 2Au(s) Half-Reaction Hall-Reaction (V) F, + 2e 2F Ag + e Ag" Co+eCo H,O; + 2H¯ + 20→ 2H,0 Ce* + e- Ce+ PbO, + 4H + So, + 2ePbSo, + 2H,0 MnO, + 4H + 3eMnO, + 2H,0 2e + 2H + 10;→10, + H,0 MnO, +8H + SeMn + 4H,0 Au + 3e- Au PbO, + 4H + 2e Pb2* + 2H,0 Cl, + 2e 2CI" Cr,0,- + 14H + 6e2Cr + 7H,0 0, + 4H' + 4e 2H,0 MnO, + 4H + 2e"Mn2 + 2H,0 10, + 6H + Se , + 3H,0 Br + 2e 2Br VO,* + 2H + c VO + H,0 AuCl + 3e-→ Au + 4CI NO, + 4H + 3eNO + 2H,O CIO, + e→CIO, 2Hg + 20Hg,* Ag +eAg Hg; +202Hg Fe + eFe+ 0, + 2H + 2e H,O, MnO, + eMnO,- I+2e21 Cu +eCu 2.87 1.99 0, + 2H,0 + 4e 40H Cu + 2e Cu Hg,Cl, + 2e→2Hg + 2C1 AgCl+eAg + Cl So, + 4H +2eH,SO, + H,0 Cu +e→Cu* 2H +2e H, Fe +3eFe Pb + 2e Pb Sn+ + 2eSn Ni +20NI PbSO, +20Pb + SO,- Ca + 2eCd Cr+ eCr* Fe + 2eFe C + 3eCr Zn + 2eZa 2H,0 + 20 H, + 20H Mn + 20M. Al + 3e AlI H, + 2e 2H Mg +2eMs La + 3e La Na + eNa Ca + 2eCa Ba + 20 Ba K* +eK Li +eLi 0.40 0.34 0.27 1.82 1.78 0.22 1.70 0.20 1.69 0.16 1.68 0.00 -0.036 1.60 1.51 -0.13 -0.14 1.50 1.46 -0.23 -035 1.36 1.33 -0.40 -041 -0.44 1.23 1.21 1,20 -0.73 -0.76 -0.83 1.09 1.00 0.99 -1.18 -1.66 -223 -2.37 -2.37 -2.71 0.96 0.954 0.91 0.80 0.80 -2.76 0.77 -2.90 0.68 -2.92 0.56 0.54 -3.05 0.52
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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Transcribed Image Text:What is E°cell for the following electrochemical reaction?
3Mg(s) + 2Au³*(aq) → 3Mg²*(aq) + 2Au(s)
Half-Reaction
T (V)
Hall-Reaction
(V)
F, + 2e 2F
Ag" + e Ag"
Co- +e→Co
H,0; + 2H¯ + 20→ 2H,0
Ce + e Ce+
PbO, + 4H + so- + 20PbSO, + 2H,0
MnO, + 4H + 3eMnO, + 2H,0
2e + 2H + 10; → 10, + H,0
MnO, + 8H + 5eMn + 4H,0
Au + 3e→ Au
PbO, + 4H +2e Pb +2H,0
Cl, + 2e 2CI¯
Cr,0,- + 14H + 6e2Cr + 7H,0
0, + 4H + 4e→ 2H,0
MnO, + 4H + 2e Mn+ 2H,0
10, + 6H* + Se →, + 3H;0
Br, + 2e → 2Br
VO, + 2H* + cVO + H,0
AuCl + 3e- Au +4C1
NO, + 4H + 3eNO + 2H,0
CIO, + e→ClIo,
2Hg + 2c Hg,*
Ag +eAg
Hg, + 202Hg
Fe + eFe+
0, + 2H* + 2e H,O,
MnO, + eMnO,-
I + 2e21
Cu + eCu
2.87
1.99
0, + 2H,0 + 4e→ 40H
Cu + 2e Cu
Hg,Cl, + 2e2Hg + 2C1
AgCl + eAg + Cl
SO+ 4H +2eH,SO, + H,O
Cu + e→Cu*
2H + 2eH
Fe +3eFe
Pb + 2e Pb
Sn+ + 20Sn
Ni* + 2eNi
PbSO, + 20 Pb+ SO,-
C + 2eCd
Cr + eCr*
Fe +2eFe
C +3eCr
Zn + 2e Za
2H,0 + 20 H, + 20H
Mn + 20M.
Al + 30AlI
H, + 202H
Mg +2eMs
La + 3eLA
Na + eNa
Ca + 2eCa
Ba + 2e Ba
K*+eK
Li +eLi
0.40
0.34
1.82
0.27
0.22
1.78
1.70
0.20
1.69
0.16
1.68
0.00
1.60
-0.036
-0.13
1.51
1.50
-0.14
1.46
-0.23
1.36
--035
1.33
-0.40
1.23
-041
1.21
-0.44
1.20
-0.73
1.09
-0.76
1.00
-0.83
0.99
-1.18
-1.66
0.96
-223
-2.37
-237
0.954
0.91
0.80
-2.71
-2.76
0.80
0.77
-2.90
-2.92
0.68
0.56
-3.05
0.54
0.52
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