ii.Sketch the distribution diagram for orthophosphates as a function of pH, usingthe following K, values to assist:K. (H3PO4) = 7.5 x 103 K. (H;PO4) 6.2 x 10*K, (HPO,2) - 2.2 x 10-13ii.Estimate the concentration of HPO, at a pH of 8 in a lake in which the solublephosphorus concentration has been found to be 82 ug PL. State anyassumptions made in your calculation.

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Sketch the distribution diagram for orthophosphates as a function of pH, using the following K, values to assist: K. (H3PO4) = 7.5 x 10 K. (H;PO4') = 6.2 x 10* K, (HPO2) = 2.2 × 10-13

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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Question

ii.
Sketch the distribution diagram for orthophosphates as a function of pH, using
the following K, values to assist:
K. (H3PO4) = 7.5 x 103 K. (H;PO4) 6.2 x 10*
K, (HPO,2) - 2.2 x 10-13
ii.
Estimate the concentration of HPO, at a pH of 8 in a lake in which the soluble
phosphorus concentration has been found to be 82 ug PL. State any
assumptions made in your calculation.

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Concentration fractions at pH = 12 and 14

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