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Chemical Sciences
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Physical Chemistry Virtual Lab
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EMF measurement
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EMF measurement
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Theory
Procedure
Self Evaluation
Simulator
Assignment
Reference
Feedback
1)
In an electrochemical cell _____ occures at anode and _____ occures at cathode
two of these are possible, depending on whether the cell is electrolytic or voltaic.
oxidation, reduction
reduction, reduction
oxidation,oxidation
reduction , oxidation
2)
The standared hydrogen electrode is assigned a potential of _____ volts
0
+1
+2
-1
-2
3)
Which quantities are concerved in all oxidation-reduction reactions
mass only
charge only
both charge and mass
neither charge and mass
4)
Which statement describes how a salt bridge maintains electrical neutrality in the half cells of an electrochemical cell?
it prevents the migration of electrons
it permits the two solutions to mix completely
it prevents the reaction from occuring spontaneously
it permits the migration of ions
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Cite this Simulator:
vlab.amrita.edu,. (2011). EMF measurement. Retrieved 24 January 2021, from vlab.amrita.edu/?sub=2&brch=190&sim=361&cnt=3
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