4. The following data were obtained in calibrating acalcium ion electrode for the determination of pCa. Alinear relationship between the potential E and pCa isknown to exist.Derive an equation of theE, mVа.pCaline that tells usthe5.00-53.8relationship of potential withРСа.What is the pCa of a serum4.00-27.7b.3.00+2.7solution when the electrode2.00+31.9potential was 20.3 mV?1.00+65.1

a) Answer - the pCa vs potenttial data are plotted below as scatter point . Aline is drawn through…

4. The following data were obtained in calibrating a calcium ion electrode for the determination of pCa. A linear relationship between the potential E and pCa is known to exist. Derive an equation of the line that tells us the а. pCa E, mV 5.00 -53.8 relationship of potential with pCa. What is the pCa of a serum solution when the electrode 4.00 -27.7 b. 3.00 +2.7 2.00 +31.9 potential was 20.3 mV? 1.00 +65.1

4. The following data were obtained in calibrating a calcium ion electrode for the determination of pCa. A linear relationship between the potential E and pCa is known to exist. Derive an equation of the line that tells us the а. pCa E, mV 5.00 -53.8 relationship of potential with pCa. What is the pCa of a serum solution when the electrode 4.00 -27.7 b. 3.00 +2.7 2.00 +31.9 potential was 20.3 mV? 1.00 +65.1

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter8: Sampling, Standardization, And Calibration

Section: Chapter Questions

Problem 8.15QAP

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