Electrochemical detection is commonly used in combination capillary electrophoresis systems. This is a type of hydrodynamic voltammetry called flow injection, where it has been shown that ilim a U1/3, where U is the flow rate of the solution. Flow analysis of a urine sample at a thin-layer amperometric detector, with a flow-rate of 1.25mL/min, yielded a limiting current value of 1.6µA for its unknown uric acid content. A larger current of 2.4µA was observed for a sample containing 1 × 10-4 M uric acid and flowing at a rate of 0.9mL/min. Calculate the original concentration of uric acid in the sample
Electrochemical detection is commonly used in combination capillary electrophoresis systems. This is a type of hydrodynamic voltammetry called flow injection, where it has been shown that ilim a U1/3, where U is the flow rate of the solution. Flow analysis of a urine sample at a thin-layer amperometric detector, with a flow-rate of 1.25mL/min, yielded a limiting current value of 1.6µA for its unknown uric acid content. A larger current of 2.4µA was observed for a sample containing 1 × 10-4 M uric acid and flowing at a rate of 0.9mL/min. Calculate the original concentration of uric acid in the sample
Chapter10: Potentiometry And Redox Titrations
Section: Chapter Questions
Problem 2P
Related questions
Question
![Electrochemical detection is commonly used in combination capillary electrophoresis systems.
This is a type of hydrodynamic voltammetry called flow injection, where it has been shown that
ilim a U1/3, where U is the flow rate of the solution.
Flow analysis of a urine sample at a thin-layer amperometric detector, with a flow-rate of
1.25mL/min, yielded a limiting current value of 1.6µA for its unknown uric acid content. A
larger current of 2.4µA was observed for a sample containing 1 × 10-4 M uric acid and flowing
at a rate of 0.9mL/min. Calculate the original concentration of uric acid in the sample](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb148b084-f3d6-4bde-b8da-7f7a6797bd16%2F56170a78-9dd1-4ace-bf69-f284a9631ab0%2Fsjqj6k_processed.png&w=3840&q=75)
Transcribed Image Text:Electrochemical detection is commonly used in combination capillary electrophoresis systems.
This is a type of hydrodynamic voltammetry called flow injection, where it has been shown that
ilim a U1/3, where U is the flow rate of the solution.
Flow analysis of a urine sample at a thin-layer amperometric detector, with a flow-rate of
1.25mL/min, yielded a limiting current value of 1.6µA for its unknown uric acid content. A
larger current of 2.4µA was observed for a sample containing 1 × 10-4 M uric acid and flowing
at a rate of 0.9mL/min. Calculate the original concentration of uric acid in the sample
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 9 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Principles of Instrumental Analysis](https://www.bartleby.com/isbn_cover_images/9781305577213/9781305577213_smallCoverImage.gif)
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
![Principles of Instrumental Analysis](https://www.bartleby.com/isbn_cover_images/9781305577213/9781305577213_smallCoverImage.gif)
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning