Given the following calibration curve data recorded from a Ca-ion selective electrode. The unknown and samples have a TISAB buffer (1 M KCI) added to prevent changes in the ionic strength impacting the results.|-log[Ca*2,mol/L]PotentialE vs RefpCa4.00-253.004.62.0034.2If the potential of an unknown Ca+2 solution is E vs REf=-19.97.Assume the original unknown sample was diluted by the following: A 9 aliquot of the original unknown was diluted to a total volume of 31 mL.Report the original concentration of Ca in ppm Ca to 3 decimal places

Given the following calibration curve data recorded from a Ca-ion selective electrode. The unknown and samples have a TISAB buffer (1 M KCI) added to prevent changes in the ionic strength impacting the results. |-log |Ca*2, mol/L) Potential E vs Ref pCa mV 4.00 -25 3.00 4.6 2.00 34.2 If the potential of an unknown Ca+2 solution is E vs REf=-19.97.

Given the following calibration curve data recorded from a Ca-ion selective electrode. The unknown and samples have a TISAB buffer (1 M KCI) added to prevent changes in the ionic strength impacting the results. |-log |Ca*2, mol/L) Potential E vs Ref pCa mV 4.00 -25 3.00 4.6 2.00 34.2 If the potential of an unknown Ca+2 solution is E vs REf=-19.97.

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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