Eff- Practice Problem 7 10/9/2024 Practice Problem 8 Part B A drug solution needs pH of 8.8 for optimum stability. A boric acid-H sodium borate buffer system is selected for this purpose. How much M) solid sodium borate (in moles) will have to be added to a 50mL of 0.01M boric acid solution? (pKa of boric acid = 9.24) Part III 8 Eff- Practice Problem 7 10/9/2024 Practice Problem 8 Part B A drug solution needs pH of 8.8 for optimum stability. A boric acid-H sodium borate buffer system is selected for this purpose. How much M) solid sodium borate (in moles) will have to be added to a 50mL of 0.01M boric acid solution? (pKa of boric acid = 9.24) Part III 8

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Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.142QP: K4 for acetic acid is 1.7 105 at 25C. A buffer solution is made by mixing 52.1 mL of 0.122 M acetic...
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If you could tell me if i did the 1st part right. I am unsure how to do the second part. Thanks 

Eff-
Practice Problem 7
10/9/2024
Practice Problem 8 Part B
A drug solution needs pH of 8.8 for optimum stability. A boric acid-H
sodium borate buffer system is selected for this purpose. How much M)
solid sodium borate (in moles) will have to be added to a 50mL of
0.01M boric acid solution? (pKa of boric acid = 9.24)
Part III
8
Transcribed Image Text:Eff- Practice Problem 7 10/9/2024 Practice Problem 8 Part B A drug solution needs pH of 8.8 for optimum stability. A boric acid-H sodium borate buffer system is selected for this purpose. How much M) solid sodium borate (in moles) will have to be added to a 50mL of 0.01M boric acid solution? (pKa of boric acid = 9.24) Part III 8
Eff-
Practice Problem 7
10/9/2024
Practice Problem 8 Part B
A drug solution needs pH of 8.8 for optimum stability. A boric acid-H
sodium borate buffer system is selected for this purpose. How much M)
solid sodium borate (in moles) will have to be added to a 50mL of
0.01M boric acid solution? (pKa of boric acid = 9.24)
Part III
8
Transcribed Image Text:Eff- Practice Problem 7 10/9/2024 Practice Problem 8 Part B A drug solution needs pH of 8.8 for optimum stability. A boric acid-H sodium borate buffer system is selected for this purpose. How much M) solid sodium borate (in moles) will have to be added to a 50mL of 0.01M boric acid solution? (pKa of boric acid = 9.24) Part III 8
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