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+ 3e → Au(s) Hall-Reaction 0, + 2H,0 + 4e40H Cu + 2e Cu 87 99 2He + 20

+ 3e → Au(s) Hall-Reaction 0, + 2H,0 + 4e40H Cu + 2e Cu 87 99 2He + 20

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
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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What is the value of the reaction quotient, Q, for the voltaic cell constructed from the following two half-reactions when the Zn2+ concentration is 0.0237 M and the Au* concentration is 0.984 M? Zn²*(aq) + 2e¯→ Zn(s) 3+ Au*(aq) + 3e¯ Au(s) Half-Reaction T (V) Hall-Reaction (V) F + 20 2F Ag + eAg" Co-+e→ Co- H,O, + 2H + 2e→2H,0 Cet + e Ce* 2.87 1.99 1.82 0, + 2H,0 + 4e→ 40H Cu + 20"Cu Hg,Cl, + 2e 2Hg + 2C1 AgC + e+Ag + Cl șo,- + 4H* + 2eH,SO, + H,0 Cu + e→C* 2H + 2e H, Fe + 30Fe Pb + 20 Pb Sn* + 20 Sn Ni + 20 Ni PBSO, + 2e-Pb + SO,- Cd* + 2e Cd C* +eC Fe + 20Fe C* + 3eCr Zn* + 2e Zn 2H,0 + 20H, + 20H™ Mn + 20 Mn AP+ + 3e" + AI H, + 2e 2H Mg* + 2e Mg La + 3eLa Na + e Na Ca* + 20 Ca Ba + 2eBa K* +eK Li +e-Li 0.40 0.34 0.27 1.78 1.70 1.69 1.68 1.60 0.22 0.20 PbO, + 4H + So, + 2ePbS0, + 2H,0 MnO, + 4H + 3eMnO, + 2H,0 2e + 2H + 10 → 10," + H,0 MnO, + 8H* + SeMn* + 4H,0 Au + 3c Au PbO, + 4H + 2e¯→ Pb2* + 2H,0 Cl, + 20 2CI Cr,0,- + 14H* + 6e2Cr* + 7H,O 0, + 4H* + 4e 2H,0 MnO, + 4H* + 2e Mn²* + 2H,0 10, + 6H + Se→, + 3H,0 Br, + 2e- 2B1¯ VO,* + 2H + e VO²* + H,O AUCL + 3e→ Au + 4CI NO, + 4H* + 3cNO + 2H,0 CIO, + eC10, 2Hg + 20Hg;* Ag* +e→ Ag Hg, +2e2Hg Fe + eFe* 0, + 2H* + 2e¯→ H,O, MnO, +eMnO,²- I, + 2e 21 Cu + e→ Cu 0.16 0.00 -0.036 -0.13 -0.14 1.1 1.50 -0.23 -0.35 L 46 1.36 -0.40 -0.41 -0.44 1.33 1.23 1.21 1.20 -0.73 -0.76 1.09 -0.83 -1.18 -1.66 1.00 0.99 0.96 0.954 0.91 0.80 -223 -237 -2.37 -2.71 0,80 0.77 0.68 -2.76 -2.90 -292 0.56 0.54 -3.05 0.52
Transcribed Image Text:What is the value of the reaction quotient, Q, for the voltaic cell constructed from the following two half-reactions when the Zn2+ concentration is 0.0237 M and the Au* concentration is 0.984 M? Zn²*(aq) + 2e¯→ Zn(s) 3+ Au*(aq) + 3e¯ Au(s) Half-Reaction T (V) Hall-Reaction (V) F + 20 2F Ag + eAg" Co-+e→ Co- H,O, + 2H + 2e→2H,0 Cet + e Ce* 2.87 1.99 1.82 0, + 2H,0 + 4e→ 40H Cu + 20"Cu Hg,Cl, + 2e 2Hg + 2C1 AgC + e+Ag + Cl șo,- + 4H* + 2eH,SO, + H,0 Cu + e→C* 2H + 2e H, Fe + 30Fe Pb + 20 Pb Sn* + 20 Sn Ni + 20 Ni PBSO, + 2e-Pb + SO,- Cd* + 2e Cd C* +eC Fe + 20Fe C* + 3eCr Zn* + 2e Zn 2H,0 + 20H, + 20H™ Mn + 20 Mn AP+ + 3e" + AI H, + 2e 2H Mg* + 2e Mg La + 3eLa Na + e Na Ca* + 20 Ca Ba + 2eBa K* +eK Li +e-Li 0.40 0.34 0.27 1.78 1.70 1.69 1.68 1.60 0.22 0.20 PbO, + 4H + So, + 2ePbS0, + 2H,0 MnO, + 4H + 3eMnO, + 2H,0 2e + 2H + 10 → 10," + H,0 MnO, + 8H* + SeMn* + 4H,0 Au + 3c Au PbO, + 4H + 2e¯→ Pb2* + 2H,0 Cl, + 20 2CI Cr,0,- + 14H* + 6e2Cr* + 7H,O 0, + 4H* + 4e 2H,0 MnO, + 4H* + 2e Mn²* + 2H,0 10, + 6H + Se→, + 3H,0 Br, + 2e- 2B1¯ VO,* + 2H + e VO²* + H,O AUCL + 3e→ Au + 4CI NO, + 4H* + 3cNO + 2H,0 CIO, + eC10, 2Hg + 20Hg;* Ag* +e→ Ag Hg, +2e2Hg Fe + eFe* 0, + 2H* + 2e¯→ H,O, MnO, +eMnO,²- I, + 2e 21 Cu + e→ Cu 0.16 0.00 -0.036 -0.13 -0.14 1.1 1.50 -0.23 -0.35 L 46 1.36 -0.40 -0.41 -0.44 1.33 1.23 1.21 1.20 -0.73 -0.76 1.09 -0.83 -1.18 -1.66 1.00 0.99 0.96 0.954 0.91 0.80 -223 -237 -2.37 -2.71 0,80 0.77 0.68 -2.76 -2.90 -292 0.56 0.54 -3.05 0.52
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