8. Using the standard reduction potentials provided below, determine the equilibrium constant at 298 K for the following reaction: 4 H(aq) + MnO:(s) + 2 Fe²*(aq) – Mn (aq) + 2 Fe (aq) + 2 H:O(1) Iron E° (V) Fe + 2e" Fe(s) -0.44 Fe + 3e" Fe(s) -0.037 Fe+e Fe2+ 0.771 Fe(CN) +e= Fe(CN), 0.356 Сopper E° (V) Cu +e= Cu(s) 0.520 Cu* +e= Cu 0.159 Cu* + 2e= Cu(s) 0.3419 Cu* +r +e= Cul(s) 0.86 Cu* + CI" +e - CuCl(s) 0.559 Mang E° (V) Mn + 2e" Mn(s) -1.17 Mn +e" Mn2 1.5 MnO,(s) + 4H* + 2e Mn* + 2H,O() 1.23 MnO,(s) + 4H* + e= Mn" (aq) + 2H;O(1) 0.95 MnO, + 4H* +3e" MnO(s) + 2H,0() 1.70 Mno,+ 8H* + 5e" Mn* + 4H,O() 1.51 MnO, + 2H,0() + 3e"= MnO2(s) + 4 +40H 0.60 Hydrogen E° (V) 2H +2e= H2(9) 0.00000 H20 +e= VH2(g) + OH --0.828
8. Using the standard reduction potentials provided below, determine the equilibrium constant at 298 K for the following reaction: 4 H(aq) + MnO:(s) + 2 Fe²*(aq) – Mn (aq) + 2 Fe (aq) + 2 H:O(1) Iron E° (V) Fe + 2e" Fe(s) -0.44 Fe + 3e" Fe(s) -0.037 Fe+e Fe2+ 0.771 Fe(CN) +e= Fe(CN), 0.356 Сopper E° (V) Cu +e= Cu(s) 0.520 Cu* +e= Cu 0.159 Cu* + 2e= Cu(s) 0.3419 Cu* +r +e= Cul(s) 0.86 Cu* + CI" +e - CuCl(s) 0.559 Mang E° (V) Mn + 2e" Mn(s) -1.17 Mn +e" Mn2 1.5 MnO,(s) + 4H* + 2e Mn* + 2H,O() 1.23 MnO,(s) + 4H* + e= Mn" (aq) + 2H;O(1) 0.95 MnO, + 4H* +3e" MnO(s) + 2H,0() 1.70 Mno,+ 8H* + 5e" Mn* + 4H,O() 1.51 MnO, + 2H,0() + 3e"= MnO2(s) + 4 +40H 0.60 Hydrogen E° (V) 2H +2e= H2(9) 0.00000 H20 +e= VH2(g) + OH --0.828
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![8. Using the standard reduction potentials provided below, determine the equilibrium constant at 298 K
for the following reaction:
4 H(aq) + MnO:(s) + 2 Fe²*(aq) Mn"(aq) + 2 Fe"(aq) + 2 H:O(1)
Iron
E° (V)
Fe2 + 2e= Fe(s)
-0.44
Fe + 3e" Fe(s)
-0.037
Fe* +e Fe2+
0.771
Fe(CN), +e Fe(CN),+
0.356
Copper
E° (V)
Cu* +e Cu(s)
0.520
Cu* +e Cu
0.159
Cu* + 2e= Cu(s)
0.3419
Cu* +r +e Cul(s)
0.86
Cu* + CI" +e = CuCl(s)
0.559
Manga
E° (V)
Mn + 2e" Mn(s)
-1.17
Mn +e" Mn2
1.5
MnO,(s) + 4H* + 2e" Mn* + 2H½O()
1.23
Mno,(s) + 4H* + e° Mn (aq) + 2H,O(1)
0.95
MnO, + 4H* +3e= MnO2(s) + 2H,0()
1.70
MnO,+ 8H* + 5e¯ = Mn* + 4H,O()
1.51
Mno, + 2H,0(1) + 3e" MnO2(s) + 40H"
0.60
Hydrogen
E° (V)
2H +2e" = H2(g)
0.00000
H20 +e= VH2(g) + OH
-0.828
2](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5ae19bb1-f76e-4421-a2d2-fe6b8bbef93b%2F6383781a-1488-4fd5-9916-a04fbaaa37fa%2Fiw8k0rh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:8. Using the standard reduction potentials provided below, determine the equilibrium constant at 298 K
for the following reaction:
4 H(aq) + MnO:(s) + 2 Fe²*(aq) Mn"(aq) + 2 Fe"(aq) + 2 H:O(1)
Iron
E° (V)
Fe2 + 2e= Fe(s)
-0.44
Fe + 3e" Fe(s)
-0.037
Fe* +e Fe2+
0.771
Fe(CN), +e Fe(CN),+
0.356
Copper
E° (V)
Cu* +e Cu(s)
0.520
Cu* +e Cu
0.159
Cu* + 2e= Cu(s)
0.3419
Cu* +r +e Cul(s)
0.86
Cu* + CI" +e = CuCl(s)
0.559
Manga
E° (V)
Mn + 2e" Mn(s)
-1.17
Mn +e" Mn2
1.5
MnO,(s) + 4H* + 2e" Mn* + 2H½O()
1.23
Mno,(s) + 4H* + e° Mn (aq) + 2H,O(1)
0.95
MnO, + 4H* +3e= MnO2(s) + 2H,0()
1.70
MnO,+ 8H* + 5e¯ = Mn* + 4H,O()
1.51
Mno, + 2H,0(1) + 3e" MnO2(s) + 40H"
0.60
Hydrogen
E° (V)
2H +2e" = H2(g)
0.00000
H20 +e= VH2(g) + OH
-0.828
2
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