The oxidation of o-dianisidine (o-DIA) is electrochemically reversible and involves the transfer of two electrons. Linear sweep voltammetry was performed on a 2 M H, SO, solution containing 2.32 mM of o-DIA using a carbon paste electrode with an area of 2.56 mm². At a scan rate of 500.0 mV/s the peak current was 5.61 µA. Determine the diffusion coefficient, D, for o-DIA. D = cm2/s Determine the peak current if the scan rate is reduced to 350.0 mV/s. Ipe = HA %3D
The oxidation of o-dianisidine (o-DIA) is electrochemically reversible and involves the transfer of two electrons. Linear sweep voltammetry was performed on a 2 M H, SO, solution containing 2.32 mM of o-DIA using a carbon paste electrode with an area of 2.56 mm². At a scan rate of 500.0 mV/s the peak current was 5.61 µA. Determine the diffusion coefficient, D, for o-DIA. D = cm2/s Determine the peak current if the scan rate is reduced to 350.0 mV/s. Ipe = HA %3D
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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![The oxidation of o-dianisidine (o-DIA) is electrochemically reversible and involves the transfer of two electrons. Linear sweep
voltammetry was performed on a 2 M H, SO, solution containing 2.32 mM of o-DIA using a carbon paste electrode with an area
of 2.56 mm2. At a scan rate of 500.0 mV/s the peak current was 5.61 µA. Determine the diffusion coefficient, D, for o-DIA.
D =
cm?/s
Determine the peak current if the scan rate is reduced to 350.0 mV/s.
Ipe
НА](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb943a62b-af93-4867-9ece-fe6b7cddbbbb%2F0723315d-b475-4ce9-a930-e35752b7d10f%2Fytyxk0a_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The oxidation of o-dianisidine (o-DIA) is electrochemically reversible and involves the transfer of two electrons. Linear sweep
voltammetry was performed on a 2 M H, SO, solution containing 2.32 mM of o-DIA using a carbon paste electrode with an area
of 2.56 mm2. At a scan rate of 500.0 mV/s the peak current was 5.61 µA. Determine the diffusion coefficient, D, for o-DIA.
D =
cm?/s
Determine the peak current if the scan rate is reduced to 350.0 mV/s.
Ipe
НА
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