[References]A solution containing Pt*+ is electrolyzed with a current of 3.20 A. How long will it take to plate out 99% of the platinum in 0.10 L of a 0.010-Msolution of Pt+?Time%3DSubmit AnswerTry Another Version1 item attempt remaining

Given Current (I) = 3.20 A Volume = 0.10 L Molarity = 0.010 M

Answered: [References) A solution containing Pt**…

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter22: Bulk Electrolysis: Electrogravimetry And Coulometry

Section: Chapter Questions

Problem 22.8QAP

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Similar questions

Calculate the minimum difference in standard electrode potentials needed to lower the concentration of the metal M1 to 2.00 10-4 M ¡n a solution that is 1.00 10-1 M in the less-reducible metal M2 where (a) M2 is univalent and M1 is divalent. (b) M2 and M1 are both divalent, (c) M2 is trivalent and M1 is univalent, (d) M2is divalent and M1 is univalent, (e) M2 is divalent and M1 ¡s trivalent.
Quinone undergoes a reversible reduction at a voltammetric working electrode. The reaction is (a) Assume that the diffusion coefficients for quinone and hydroquinone are approximately the same and calculate the approximate half-wave Potential (versus SCE) for the reduction of hydroquinone at an RDE from a solution buffered to a pH of 8.0. (b) Repeat the calculation in (a) for a solution buffered to a pH of 5.0.
The measurement of pH using a glass electrode obeys the Nernst equation. The typical response of a pH meter at 25 00C is given by the equation where contains the potential of the reference electrode and all other potentials that arise in the cell that are not related to the hydrogen ion concentration. Assume that = 0.250 V and that a. What is the uncertainty in the values of pH and [H+] if the uncertainty in the measured potential is 1 m V ( 0.001 V)? b. To what precision must the potential be measured for the uncertainty in pH to be 0.02 pH unit?

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[References) A solution containing Pt** is electrolyzed with a current of 3.20 A. How long will it take to plate out 99% of the platinum in 0.10 L of a 0.010-M solution of Pt+? Time Submit Answer Try Another Version 1 item attempt remaining