Concept explainers
(a)
Interpretation:
The
(a)
Explanation of Solution
The equilibrium reaction is given below.
The acid ionization constant can be written as given below.
A table can be set up as shown below.
The concentration of
At equilibrium,
Then,
The
Therefore, the
(b)
Interpretation:
The
(b)
Explanation of Solution
The equilibrium reaction is given below.
The acid ionization constant can be written as given below.
A table can be set up as shown below.
The concentration of
At equilibrium,
Assuming x is very small, it can be written
Then,
The
Therefore, the
(c)
Interpretation:
The
(c)
Explanation of Solution
The equilibrium reaction is given below.
The base ionization constant can be written as given below.
A table can be set up as shown below.
The concentration of
At equilibrium,
Assuming x is very small, it can be written
Then,
The
Therefore, the
(d)
Interpretation:
The
(d)
Explanation of Solution
The concentration of
The equilibrium reaction is given below.
The base ionization constant can be written as given below.
A table can be set up as shown below.
The concentration of
At equilibrium,
Assuming x is very small, it can be written
Then,
The
Therefore, the
(e)
Interpretation:
The
(e)
Explanation of Solution
The reaction of
The concentration of
The
Therefore, the
(f)
Interpretation:
The
(f)
Explanation of Solution
A table can be set up as shown below.
The concentration of
At equilibrium,
Then,
The
Therefore, the
(g)
Interpretation:
The
(g)
Explanation of Solution
A table can be set up as shown below.
The concentration of
At equilibrium,
Then,
Assuming x is very small, it can be written
The
Therefore, the
(h)
Interpretation:
The
(h)
Explanation of Solution
Neither of these ions affect the
Want to see more full solutions like this?
Chapter 14 Solutions
Bundle: Chemistry: The Molecular Science, 5th, Loose-Leaf + OWLv2 with Quick Prep 24-Months Printed Access Card
- The pH of a 0.10-M solution of propanoic acid, CH3CH2COOH, a weak organic acid, is measured at equilibrium and found to be 2.93 at 25 °C. Calculate the Ka of propanoic acid.arrow_forwardWhat is the pH of a solution obtained by mixing 235 mL of NaOH with a pH of 11.57 and 316 mL of Sr(OH)2 with a pH of 12.09? Assume that volumes are additive.arrow_forwardEstimate the pH that results when the following two solutions are mixed. a) 50 mL of 0.3 M CH3COOH and 50 mL of 0.4 M KOH b) 100 mL of 0.3 M CH3COOH and 50 mL of 0.4 M NaOH c) 150 mL of 0.3 M CH3COOH and 100 mL of 0.3 M Ba(OH)2 d) 200 mL of 0.3 M CH3COOH and 100 mL of 0.3 M Ba(OH)2arrow_forward
- The base ethylamine (CH3CH2NH2) has a Kb of. A closely related base, ethanolamine(HOCH2CH2NH2), has a Kb of 3.2105. (a) Which of the two bases is stronger? (b) Calculate the pH of a 0.10M solution of the strong base?arrow_forwardTile pH of a solution of household ammonia, a 0.950 M solution of NH3 is 11.612. Determine Kb for NH3 from these data.arrow_forwardThe pH of a solution of Ba(OH)2 is 10.66 at 25 . What is the hydroxide ion concentration in the solution? If the solution volume is 125 mL, what mass of Ba(OH)2 must have been dissolved?arrow_forward
- What is the pH of a solution obtained by adding 13.0 g of NaOH to 795 mL of a 0.200 M solution of Sr(OH)2? Assume no volume change after NaOH is added.arrow_forwardCalculate [OH-] and pH in a solution in which the hydrogen sulfite ion, HSO3-, is 0.429 M and the sulfite ion is (a) 0.0249 M (b) 0.247 M (c) 0.504 M (d) 0.811 M (e) 1.223 Marrow_forwardUsing the diagrams shown in Problem 10-37, which of the four acids is the weakest acid?arrow_forward
- Introductory Chemistry: A FoundationChemistryISBN:9781285199030Author:Steven S. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage LearningChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningChemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStax