Chromium plating is applied by electrolysis to objects suspended in a dichromate solution, according to this half-reaction: Cr20,2 + H* + e" -> Cr(s) + H2O (unbalanced) How long (in hours) would it take to apply a chromium plating 0.0010 cm thick to a car bumper with a surface are of 2500 cm2 in an electrolytic cell carrying a current of 10.0 A at 100% efficiency? The density of chromium is 7.19 g/cm3. AW of Cr = 52.

Chromium plating is applied by electrolysis to objects suspended in a dichromate solution, according to this half-reaction: Cr20,2 + H* + e" -> Cr(s) + H2O (unbalanced) How long (in hours) would it take to apply a chromium plating 0.0010 cm thick to a car bumper with a surface are of 2500 cm2 in an electrolytic cell carrying a current of 10.0 A at 100% efficiency? The density of chromium is 7.19 g/cm3. AW of Cr = 52.

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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Question

Chromium plating is applied by electrolysis to objects suspended
in a dichromate solution, according to this half-reaction:
Cr20,2 + H* + e" -> Cr(s) + H2O (unbalanced)
How long (in hours) would it take to apply a chromium plating
0.0010 cm thick to a car bumper with a surface are of 2500 cm2
in an electrolytic cell carrying a current of 10.0 A at 100%
efficiency? The density of chromium is 7.19 g/cm3. AW of Cr =
52.

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