please help Question 19Question 2010MSat BridgeFTThe given diagram is a galvanic cell for Zn²+/Zn (E° = -0.76V) and Sn²/Sn (E° = -0.14 V). Identifythe anode for the cell.a. SnSeb. ZnCalculate the standard free-energy change (AG) for the following reaction at 25 °C.Sn(s) + Cu² (aq) Sn²* (aq) + Cu (s)-Sn /Sn (E°= -0.14 V) Cu²/Cu (E° = 0.34 V)a. 38.6 kJ/molb. -46.3 kJ/molc. -92.6 kJ/mold. 92.6 kJ/mol0. -38.6 kJ/mol Question 17Question 18The molar heats of fusion of benzene are 10.9 kJ/mol. Calculate the entropy changes for thesolid → liquid transitions for benzene. At 1 atm pressure, benzene melts at 5.5 °C.Oa. 198 J/K'molb.0.0391 J/K"molc.1.98 J/K mold. 46.3 J/K'mole. 39.1 J/K molA galvanic cell consists of a Cd electrode in a 1.0 M Cd(NO3)2 solution and a Ag electrode in1.0 M AgNO3 solution.Cd² (aq)+ 2eCd (s)Eº = -0.40 VAg (aq) + e- Ag(s)E° = 0.80VCalculate the standard cell potential of this cell.a.1.20 Vb. 2.00 Vc.0.00 Vd. 0.40 V0. 1.40 V

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Question 19 Question 20 10M Set Bridge FT The given diagram is a galvanic cell for Zn²+/Zn (E° = -0.76V) and Sn²/Sn (E° = -0.14 V). Identify the anode for the cell. a. Sn b. Zn 10M Calculate the standard free-energy change (AG) for the following reaction at 25 °C. Sn(s) + Cu (aq) Sn²* (aq) + Cu (s) Sn /Sn (E°= -0.14 V) Cu²/Cu (E° = 0.34 V) - a. 38.6 kJ/mol b. -46.3 kJ/mol c.-92.6 kJ/mol d. 92.6 kJ/mol 0. -38.6 kJ/mol

Question 19 Question 20 10M Set Bridge FT The given diagram is a galvanic cell for Zn²+/Zn (E° = -0.76V) and Sn²/Sn (E° = -0.14 V). Identify the anode for the cell. a. Sn b. Zn 10M Calculate the standard free-energy change (AG) for the following reaction at 25 °C. Sn(s) + Cu (aq) Sn²* (aq) + Cu (s) Sn /Sn (E°= -0.14 V) Cu²/Cu (E° = 0.34 V) - a. 38.6 kJ/mol b. -46.3 kJ/mol c.-92.6 kJ/mol d. 92.6 kJ/mol 0. -38.6 kJ/mol

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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