Consider the following cell. Cr | Cr³+ (1.00 M) || Ni²+(1.00 M) | Ni &= 0.68 V (a) How many milligrams of metallic nickel would be plated on the cathode if a current of 0.16 A is drawn for 1.3 hrs? 4.0 2.3e2 mg (b) What is the Cr³+ concentration when the Ni2+ concentration has dropped to 1.0 × 10-4 M? 4.0 .33 XM What is the cell potential at this point? 4.0 0.666 X V

Consider the following cell. Cr | Cr³+ (1.00 M) || Ni²+(1.00 M) | Ni &= 0.68 V (a) How many milligrams of metallic nickel would be plated on the cathode if a current of 0.16 A is drawn for 1.3 hrs? 4.0 2.3e2 mg (b) What is the Cr³+ concentration when the Ni2+ concentration has dropped to 1.0 × 10-4 M? 4.0 .33 XM What is the cell potential at this point? 4.0 0.666 X V

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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