A 100.0 ml. solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M KOH. Calculate the pH of the solution after the addition of 60.0 ml. of the KOH solution. Maleic acid has pK, values of 1.92 and 6.27. pH At this pH, calculate the concentration of each form of maleic acid in the solution at equilibrium. The three forms of maleic acid are abbreviated as H,M, HM", and M?-, which represent the fully protonated, intermediate, and fully deprotonated forms, respectively. [M-]3= (HM"| =
A 100.0 ml. solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M KOH. Calculate the pH of the solution after the addition of 60.0 ml. of the KOH solution. Maleic acid has pK, values of 1.92 and 6.27. pH At this pH, calculate the concentration of each form of maleic acid in the solution at equilibrium. The three forms of maleic acid are abbreviated as H,M, HM", and M?-, which represent the fully protonated, intermediate, and fully deprotonated forms, respectively. [M-]3= (HM"| =
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter15: Additional Aqueous Equilibria
Section: Chapter Questions
Problem 34QRT
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![A 100.0 mL solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M KOH. Calculate the pH
of the solution after the addition of 60.0 mL of the KOH solution. Maleic acid has pK, values of 1.92 and 6.27.
pH =
At this pH, calculate the concentration of each form of maleic acid in the solution at equilibrium. The three forms of maleic acid
are abbreviated as H, M, HM", and M2-, which represent the fully protonated, intermediate, and fully deprotonated
forms, respectively.
[M-] =
%3D
[HM | =
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F83be6c16-91e0-4701-bcd1-d96a78351741%2F098c879e-ac90-4294-ae8d-f1a5bdec7b90%2Fp0kd1r_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A 100.0 mL solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M KOH. Calculate the pH
of the solution after the addition of 60.0 mL of the KOH solution. Maleic acid has pK, values of 1.92 and 6.27.
pH =
At this pH, calculate the concentration of each form of maleic acid in the solution at equilibrium. The three forms of maleic acid
are abbreviated as H, M, HM", and M2-, which represent the fully protonated, intermediate, and fully deprotonated
forms, respectively.
[M-] =
%3D
[HM | =
%3D
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