2. (20%). (a) Write all reactions and equations for a closed carbonate system except for the charge balance equation. (b) Derive the equations for [H:CO"J, [HCO; ], and (CO; ] written as a function of (H'], Cr. Kai, and K.2. (c) Derive the equations for log[H;CO,"] as a function of pH and logCy if pH is lower than pK. (d) Repeat Part (c) if pH is between pK. and pK.2. (e) Repeat Part (c) if pH is above pK..

Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter7: Statistical Data Treatment And Evaluation
Section: Chapter Questions
Problem 7.26QAP
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2. (20%). (a) Write all reactions and equations for a closed carbonate system except for the charge balance equation.
(b) Derive the equations for [H:CO,"), [HCO: ], and [CO] written as a function of [H], Cr. K.i, and K.2.
(c) Derive the equations for log[H:CO, ] as a function of pH and logCr if pH is lower than pK,t.
(d) Repeat Part (c) if pH is between pKai and pK.2.
(c) Repeat Part (c) if pH is above pK.
Transcribed Image Text:2. (20%). (a) Write all reactions and equations for a closed carbonate system except for the charge balance equation. (b) Derive the equations for [H:CO,"), [HCO: ], and [CO] written as a function of [H], Cr. K.i, and K.2. (c) Derive the equations for log[H:CO, ] as a function of pH and logCr if pH is lower than pK,t. (d) Repeat Part (c) if pH is between pKai and pK.2. (c) Repeat Part (c) if pH is above pK.
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