A galvanic cell consists of a cadmium cathode immersed in a CdSO4 solution and a zinc anode immersed in a ZnSO4 solution. A salt bridge connects the two half-cells.(a) Write a balanced equation for the cell reaction.(b) A current of 1.45 A is observed to flow for a period of 2.60 hours. How much charge passes through the circuit during this time? How many moles of electrons is this charge equivalent to?(c) Calculate the change in mass of the zinc electrode.(d) Calculate the change in mass of the cadmium electrode.
A galvanic cell consists of a cadmium cathode immersed in a CdSO4 solution and a zinc anode immersed in a ZnSO4 solution. A salt bridge connects the two half-cells.(a) Write a balanced equation for the cell reaction.(b) A current of 1.45 A is observed to flow for a period of 2.60 hours. How much charge passes through the circuit during this time? How many moles of electrons is this charge equivalent to?(c) Calculate the change in mass of the zinc electrode.(d) Calculate the change in mass of the cadmium electrode.
Chemistry
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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 galvanic cell consists of a cadmium cathode immersed in a CdSO4 solution and a zinc anode immersed in a ZnSO4 solution. A salt bridge connects the two half-cells.
(a) Write a balanced equation for the cell reaction.
(b) A current of 1.45 A is observed to flow for a period of 2.60 hours. How much charge passes through the circuit during this time? How many moles of electrons is this charge equivalent to?
(c) Calculate the change in mass of the zinc electrode.
(d) Calculate the change in mass of the cadmium electrode.
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