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0.0200 mole of nicotinic acid (a monoprotic acid) is dissolved in 1.000 L of water, the pH is measured to be 2.799. Calculate the Ka for nicotinic acid. [HINT: Don't forget the dissociation of H₂O]. a) 3.42 x 104 b) 4.41 x 10-3 C 1.37 x 104 1.43 x 10-5 e) 2.78 x 10-9 f) 1.26 x 104 g) 1.86 x 10-7

0.0200 mole of nicotinic acid (a monoprotic acid) is dissolved in 1.000 L of water, the pH is measured to be 2.799. Calculate the Ka for nicotinic acid. [HINT: Don't forget the dissociation of H₂O]. a) 3.42 x 104 b) 4.41 x 10-3 C 1.37 x 104 1.43 x 10-5 e) 2.78 x 10-9 f) 1.26 x 104 g) 1.86 x 10-7

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter14: Acids And Bases
Section: Chapter Questions
Problem 112QRT
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0.0200 mole of nicotinic acid (a monoprotic acid) is dissolved in 1.000 L of water, the pH is measured to be 2.799. Calculate the Ka for nicotinic acid. [HINT: Don't forget the dissociation of H₂O]. a) 3.42 x 104 b) 4.41 x 10-3 C 1.37 x 104 1.43 x 10-5 e) 2.78 x 10-9 f) 1.26 x 104 g) 1.86 x 10-7
Transcribed Image Text:0.0200 mole of nicotinic acid (a monoprotic acid) is dissolved in 1.000 L of water, the pH is measured to be 2.799. Calculate the Ka for nicotinic acid. [HINT: Don't forget the dissociation of H₂O]. a) 3.42 x 104 b) 4.41 x 10-3 C 1.37 x 104 1.43 x 10-5 e) 2.78 x 10-9 f) 1.26 x 104 g) 1.86 x 10-7
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