Determine the AG in KJ for a voltaic cell made of a Ag strip and an Al strip immersed in 1.0 M aqueous AgNO3 and Al(NO3)3 solutions, respectively, with all other cell components in place. (Use Table 18.3 for your standard cell potentials.) Type your numeric answer and submit -290 Hint Equation 18.8 in Section 18.3.1 relates cell voltage to AG. You are incorrect X

Determine the AG in KJ for a voltaic cell made of a Ag strip and an Al strip immersed in 1.0 M aqueous AgNO3 and Al(NO3)3 solutions, respectively, with all other cell components in place. (Use Table 18.3 for your standard cell potentials.) Type your numeric answer and submit -290 Hint Equation 18.8 in Section 18.3.1 relates cell voltage to AG. You are incorrect X

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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A certain metal M forms a soluble nitrate salt MNO,. Suppose the left half cell of a galvanic cell apparatus is filled with a 3.50 M solution of MNO, and the right half cell with a 17.5 mM solution of the same substance. Electrodes made of M are dipped into both solutions and a voltmeter is connected between them. The temperature of the apparatus is held constant at 30.0 °C. left x10 Which electrode will be positive? right What voltage will the voltmeter show? Assume its positive lead is connected to the positive electrode. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits.
Answer the following questions using the data in Appendix L of the textbook. a. Calculate the standard cell potential for a galvanic cell made with Ni and Ag. b. Calculate the standard cell potential for a galvanic cell made with Ni and Zn.
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Determine the ΔG° in KJ for a voltaic cell made of a Ag strip and a Pb strip immersed in 1.0 M aqueous AgNO3 and Pb(NO3)2 solutions, respectively, with all other cell components in place. (Use Table 18.3 for your standard cell potentials.) Determine the thermodynamic equilibrium constant K for a voltaic cell made of a Zn strip and a Pb strip immersed in 1.0 M aqueous Zn(NO3)2 and Pb(NO3)2 solutions, respectively, at 25.00°C, with all other cell components in place. (Use Table 18.3 for your standard cell potentials.)
3. The oxidation of methanol, as described by the equation below, has a AG value of -937.9 kJ/mol. What is the standard cell potential for a methanol fuel cell? 2CH3OH +30₂ → 2CO₂ + 4H₂O
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