Write the half reactions and the overall reaction for the concentration cell. 2. Calculate the unknown concentration using the Nernst equation. Unknown NumberCell Voltage#20.02VIdentify the anode and cathodeAnodeCu dilutedCathodeCu Concentrated Studying a Copper Concentration Cell1. Add 1 mL of 0.10 M Cu(NO3)2 from a 5-mL or 10-mL graduated cylinder to a clean, dry 100-mLgraduated cylinder. Add enough distilled water to bring the volume up to the 100-mL mark. Pourthis solution into a clean beaker, and swirl or stir to obtain a homogeneous solution.2. Clean the surfaces of two copper electrodes with 6 MHNO3. Wash the electrodes with distilledwater and dry them.3.4.5.6.7.Place an appropriate quantity of the diluted solution from Step 1 in one compartment of a voltaiccell and an appropriate quantity of 0.10 M Cu(NO3)2 in the other compartment.Insert the copper electrodes into these solutions.Use the voltmeter to identify the anode and cathode and to measure the cell potential. Record yourresults.Add 10 drops of 0.10 M Cu(NO3)2 to the more dilute solution in the cell. Stir and repeat Step 5.Remove the tape from the voltmeter when you are sure that you do not need to repeat any part ofthis experiment.

A concentration cell is an electrochemical cell that consists of two half-cells with the same…

Answered: Write the half reactions and the…

Write the half reactions and the overall reaction for the concentration cell. 2. Calculate the unknown concentration using the Nernst equation.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 13QAP: Draw a diagram for a salt bridge cell for each of the following reactions. Label the anode and...

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Question

Write the half reactions and the overall reaction for the concentration cell.

2. Calculate the unknown concentration using the Nernst equation.

Unknown Number
Cell Voltage
#2
0.02V
Identify the anode and cathode
Anode
Cu diluted
Cathode
Cu Concentrated

Studying a Copper Concentration Cell
1. Add 1 mL of 0.10 M Cu(NO3)2 from a 5-mL or 10-mL graduated cylinder to a clean, dry 100-mL
graduated cylinder. Add enough distilled water to bring the volume up to the 100-mL mark. Pour
this solution into a clean beaker, and swirl or stir to obtain a homogeneous solution.
2. Clean the surfaces of two copper electrodes with 6 MHNO3. Wash the electrodes with distilled
water and dry them.
3.
4.
5.
6.
7.
Place an appropriate quantity of the diluted solution from Step 1 in one compartment of a voltaic
cell and an appropriate quantity of 0.10 M Cu(NO3)2 in the other compartment.
Insert the copper electrodes into these solutions.
Use the voltmeter to identify the anode and cathode and to measure the cell potential. Record your
results.
Add 10 drops of 0.10 M Cu(NO3)2 to the more dilute solution in the cell. Stir and repeat Step 5.
Remove the tape from the voltmeter when you are sure that you do not need to repeat any part of
this experiment.

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