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1. The electrochemical cell, Ag(s)|AGCI(s)| KCI(aq) ||AGNO3(aq) | Ag(s), is constructed to determine the thermodynamic functions AH, AS and AG. The emf values of the cell were measured at several temperatures and the following data were obtained: (Show the data on the graph clearly. Graphs where the data is not properly marked and the related calculations will not be accepted. Show your all calculations on the graph.) Temperature / °C 25 30 35 40 E/ mV 460 456 451 447 (a) Calculate the Gibbs energy change (AG) for the cell at 298 K. (b) Determine the entropy change (AS) by drawing the related graph. (c) Calculate the enthalpy change (AH) for the cell at 298 K. R=8.314 J/mol.K, 1F=96485 C/mol, 1V= 1J/C

1. The electrochemical cell, Ag(s)|AGCI(s)| KCI(aq) ||AGNO3(aq) | Ag(s), is constructed to determine the thermodynamic functions AH, AS and AG. The emf values of the cell were measured at several temperatures and the following data were obtained: (Show the data on the graph clearly. Graphs where the data is not properly marked and the related calculations will not be accepted. Show your all calculations on the graph.) Temperature / °C 25 30 35 40 E/ mV 460 456 451 447 (a) Calculate the Gibbs energy change (AG) for the cell at 298 K. (b) Determine the entropy change (AS) by drawing the related graph. (c) Calculate the enthalpy change (AH) for the cell at 298 K. R=8.314 J/mol.K, 1F=96485 C/mol, 1V= 1J/C

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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1. The electrochemical cell, Ag(s)|A9CI(s)|KCI(aq) || AGNO3(aq) | Ag(s), is constructed to determine the thermodynamic functions AH, AS and AG. The emf values of the cell were measured at several temperatures and the following data were obtained: (Show the data on the graph clearly. Graphs where the data is not properly marked and the related calculations will not be accepted. Show your all calculations on the graph.) Temperature / °C 25 30 35 40 E/ mV 460 456 451 447 (a) Calculate the Gibbs energy change (AG) for the cell at 298 K. (b) Determine the entropy change (AS) by drawing the related graph. (c) Calculate the enthalpy change (AH) for the cell at 298 K. R=8.314 J/mol.K, 1F=96485 C/mol, 1V= 1J/C
Transcribed Image Text:1. The electrochemical cell, Ag(s)|A9CI(s)|KCI(aq) || AGNO3(aq) | Ag(s), is constructed to determine the thermodynamic functions AH, AS and AG. The emf values of the cell were measured at several temperatures and the following data were obtained: (Show the data on the graph clearly. Graphs where the data is not properly marked and the related calculations will not be accepted. Show your all calculations on the graph.) Temperature / °C 25 30 35 40 E/ mV 460 456 451 447 (a) Calculate the Gibbs energy change (AG) for the cell at 298 K. (b) Determine the entropy change (AS) by drawing the related graph. (c) Calculate the enthalpy change (AH) for the cell at 298 K. R=8.314 J/mol.K, 1F=96485 C/mol, 1V= 1J/C
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