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Added volume of NE standard (µL) 0 Peak height ratio (NE/DHBA) 12 24 36 48 0.298 0.414 0.554 0.664 0.792

Added volume of NE standard (µL) 0 Peak height ratio (NE/DHBA) 12 24 36 48 0.298 0.414 0.554 0.664 0.792

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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  1. Norepinephrine can be analyzed in human urine. A fixed amount of DHBA was added to each sample and standard in a fixed concentration.
  2. Please explain the analytical function of adding DHBA.
  3. To the 1 mL of urine sample, small amounts of 1 µg/mL norepinephrine standard is added and the following results were obtained. What is the concentration of the norepinephrine in the urine sample with uncertainty?
Added volume of NE standard (µL) 0 Peak height ratio (NE/DHBA) 12 24 36 48 0.298 0.414 0.554 0.664 0.792
Transcribed Image Text:Added volume of NE standard (µL) 0 Peak height ratio (NE/DHBA) 12 24 36 48 0.298 0.414 0.554 0.664 0.792
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