A 0.5892 g of an Acetylsalicylic Acid (a monoprotic acid, FW 192.14) sample was titrated with a 0.1273 M standard NaOH solution. The titration data is given. V' (mL) ApH/AV V (mL) 0.00 6.25 7.18 10.11 12.32 13.32 13.55 13.78 14.01 14.24 14.47 14.70 14.90 15.84 16.87 17.83 18.86 pH 2.79 3.64 3.82 4.23 4.54 4.98 5.01 5.18 5.41 5.96 9.93 10.47 10.66 11.11 11.38 11.43 11.50 3.13 6.72 8.65 11.22 12.82 13.44 13.67 13.90 14.13 14.36 14.59 14.80 15.37 16.36 17.35 18.35 0.14 0.19 0.14 0.14 0.44 0.13 0.74 1.00 2.39 17.26 2.35 0.95 0.48 0.26 0.05 0.07 V" (mL) 4.92 7.68 9.93 12.02 13.13 13.55 13.78 14.01 14.24 14.47 14.69 15.09 15.86 16.85 17.85 A²pH/AV¹2 0.02 -0.03 0.00 0.19 -0.50 2.65 1.13 6.05 64.65 -64.84 -6.50 -0.83 -0.22 -0.21 0.02

A 0.5892 g of an Acetylsalicylic Acid (a monoprotic acid, FW 192.14) sample was titrated with a 0.1273 M standard NaOH solution. The titration data is given. V' (mL) ApH/AV V (mL) 0.00 6.25 7.18 10.11 12.32 13.32 13.55 13.78 14.01 14.24 14.47 14.70 14.90 15.84 16.87 17.83 18.86 pH 2.79 3.64 3.82 4.23 4.54 4.98 5.01 5.18 5.41 5.96 9.93 10.47 10.66 11.11 11.38 11.43 11.50 3.13 6.72 8.65 11.22 12.82 13.44 13.67 13.90 14.13 14.36 14.59 14.80 15.37 16.36 17.35 18.35 0.14 0.19 0.14 0.14 0.44 0.13 0.74 1.00 2.39 17.26 2.35 0.95 0.48 0.26 0.05 0.07 V" (mL) 4.92 7.68 9.93 12.02 13.13 13.55 13.78 14.01 14.24 14.47 14.69 15.09 15.86 16.85 17.85 A²pH/AV¹2 0.02 -0.03 0.00 0.19 -0.50 2.65 1.13 6.05 64.65 -64.84 -6.50 -0.83 -0.22 -0.21 0.02

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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