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The final volume of buffer solution must be 100.00 mL and the final concentration of the weak acid must be 0.100 M. Based on this information, what mass of solid conjugate base should the student weigh out to make the buffer solution with a pH of 3.00? mass = Based on this information, what volume of acid should the student measure to make the buffer solution? volume = mL

The final volume of buffer solution must be 100.00 mL and the final concentration of the weak acid must be 0.100 M. Based on this information, what mass of solid conjugate base should the student weigh out to make the buffer solution with a pH of 3.00? mass = Based on this information, what volume of acid should the student measure to make the buffer solution? volume = mL

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter15: Acid–base Equilibria
Section: Chapter Questions
Problem 95AP
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Please look at photos and respond accordingly. The acid and pka are unknown. You have to identify the acid in the first question. All the info needed is provided, there is no information missing.
The final volume of buffer solution must be 100.00 mL and the final concentration of the weak acid must be 0.100 M. Based on this information, what mass of solid conjugate base should the student weigh out to make the buffer solution with a pH of 3.00? mass = Based on this information, what volume of acid should the student measure to make the buffer solution? volume = mL
Transcribed Image Text:The final volume of buffer solution must be 100.00 mL and the final concentration of the weak acid must be 0.100 M. Based on this information, what mass of solid conjugate base should the student weigh out to make the buffer solution with a pH of 3.00? mass = Based on this information, what volume of acid should the student measure to make the buffer solution? volume = mL
A student must make a buffer solution with a pH of 3.00. Determine which weak acid is the best option to make a buffer at the specified pH. O phosphoric acid, Ka = 7.52 × 10-3, 1.00 M formic acid, Ka 1.77 x 10 4, 2.00 M O propionic acid, Ka = 1.34 × 10-5,3.00 M acetic acid, Ka = 1.75 × 10-5, 5.00 M Determine which conjugate base is the best option to make a buffer at the specified pH. O sodium dihydrogen phosphate monohydrate, NaH, PO, · H,O sodium acetate trihydrate, CH, COON · 3 H,O sodium propionate, CH, CH, COONa O sodium formate, HCOONA
Transcribed Image Text:A student must make a buffer solution with a pH of 3.00. Determine which weak acid is the best option to make a buffer at the specified pH. O phosphoric acid, Ka = 7.52 × 10-3, 1.00 M formic acid, Ka 1.77 x 10 4, 2.00 M O propionic acid, Ka = 1.34 × 10-5,3.00 M acetic acid, Ka = 1.75 × 10-5, 5.00 M Determine which conjugate base is the best option to make a buffer at the specified pH. O sodium dihydrogen phosphate monohydrate, NaH, PO, · H,O sodium acetate trihydrate, CH, COON · 3 H,O sodium propionate, CH, CH, COONa O sodium formate, HCOONA
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