515 66 LTE10:35 AM@ 68%Assignment - electrochemistryAssignment – faradays law.Problems. Round-off answers to two decimal places.1.) How many minutes will it take to plate out 2.19 g ofchromium metal from a solution of Cr* using a current of 35.2amps in an electrolyte cell?2.) What current (in A) is required to plate out 1.22 g of nickelfrom a solution of Ni in 1.0 hour?3.) How many grams of Ca metal are produced by the electrolysisof molten Ca Br, using a current of30.0 amp for 10.0hours?4.) How many grams of Cu are obtained by passing a current of12 A through a solution of CuSO, for5.) How many grams of copper will be plated out by 120000coulumbs of electricity to a solution of copper(II) sulfate?15 minutes?

1. mass of Cr = 2.19 g current = 35.2 A Note : Since there are multiple questions, as per policy…

Answered: 1.) How many minutes will it take to…

1.) How many minutes will it take to plate out 2.19 g of chromium metal from a solution of cr" using a current of 35.2 cell? amps in an electrolyte

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter24: Coulometry

Section: Chapter Questions

Problem 24.5QAP: What cathode potential (versus SCE) would be required to lower the total Hg(II) concentration of the...

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Question

515 66 LTE
10:35 AM
@ 68%
Assignment - electrochemistry
Assignment – faradays law.
Problems. Round-off answers to two decimal places.
1.) How many minutes will it take to plate out 2.19 g of
chromium metal from a solution of Cr* using a current of 35.2
amps in an electrolyte cell?
2.) What current (in A) is required to plate out 1.22 g of nickel
from a solution of Ni in 1.0 hour?
3.) How many grams of Ca metal are produced by the electrolysis
of molten Ca Br, using a current of
30.0 amp for 10.0
hours?
4.) How many grams of Cu are obtained by passing a current of
12 A through a solution of CuSO, for
5.) How many grams of copper will be plated out by 120000
coulumbs of electricity to a solution of copper(II) sulfate?
15 minutes?

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