Answer to Question #244300 in General Chemistry for Gihun

Question

The following data were obtained in calibrating a calcium ion electrode for the determination of pCa. A linear relationship between the potential and pCa is known to exist. (Attach your solutions and chart) a) Derive an equation of the line that tells us the relationship of potential with pCa.b) What is the pCa of a serum solution when the electrode potential was 20.3 mV? *

pCa E, mV
5.00 -51.8
4.00 -25.7
3.00 +2.73
2.00 +33.9
1.00 +63.1

Looking for answers to my Analytical Chem assignment.

Answer 1

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