Chapter21: Potentiometry
Section: Chapter Questions
Problem 21.16QAP
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Question
![What is the difference between batteries and concentration cells?
Can you identify the lead (wire) color that represent the cathode?
Which wire color is the anode?
What is the pinky color solution represent for?
What is your observation if some starch are added to the
electrolyzed solution? Explain and discuss at which electrode this is
happened?
• What is the effect of [KI]?
What is the effect of temperature on the electrolysis of KI?
For the present experiment with the recorded overall reaction.
Calculate the potential of the cell when;
[I-] = 0.75 M, pH = 8.90, T = 300 K, P(H,) = 60 torr.
%3D
Of course (R = 8.314 J/mol.K) and (F= 96500 J/V.mol).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb60d6487-4cea-489b-aa15-585a4d43bb47%2F48b1edb6-98cf-4fda-99f6-79df478e7b47%2Fak9twga_processed.jpeg&w=3840&q=75)
Transcribed Image Text:What is the difference between batteries and concentration cells?
Can you identify the lead (wire) color that represent the cathode?
Which wire color is the anode?
What is the pinky color solution represent for?
What is your observation if some starch are added to the
electrolyzed solution? Explain and discuss at which electrode this is
happened?
• What is the effect of [KI]?
What is the effect of temperature on the electrolysis of KI?
For the present experiment with the recorded overall reaction.
Calculate the potential of the cell when;
[I-] = 0.75 M, pH = 8.90, T = 300 K, P(H,) = 60 torr.
%3D
Of course (R = 8.314 J/mol.K) and (F= 96500 J/V.mol).
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