15. A solution of benzoic acid (C,H,OOH) has a Ka of 6.3 x 10-5. If it said to be 3.0% dissociated, What is the original concentration of the benzoic acid? 0.050 M 0.086 M 0.068 M None of these

Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases
Section16.2: Water And Ph Scale
Problem 3RC: If the pH of a solution containing the strong base Sr(OH)2 is 10.46 at 25C, what is the...
icon
Related questions
Question

Answer the following questions.

Questions Nos. 15-16

15. A solution of benzoic acid (C,H,OOH) has a Ka of 6.3 x 10%. If it said
to be 3.0% dissociated, What is the original concentration of the
benzoic acid?
0.050 M
0.086 M
0.068 M
O None of these
16. The Kb of a base is 7.8 x 10%. What is the PKa of its conjugate acid?
*
4.11
9.89
5.03
None of these
Transcribed Image Text:15. A solution of benzoic acid (C,H,OOH) has a Ka of 6.3 x 10%. If it said to be 3.0% dissociated, What is the original concentration of the benzoic acid? 0.050 M 0.086 M 0.068 M O None of these 16. The Kb of a base is 7.8 x 10%. What is the PKa of its conjugate acid? * 4.11 9.89 5.03 None of these
Expert Solution
steps

Step by step

Solved in 5 steps

Blurred answer
Knowledge Booster
Electroanalytical Techniques
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
Chemistry
ISBN:
9781133949640
Author:
John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:
Cengage Learning
Fundamentals Of Analytical Chemistry
Fundamentals Of Analytical Chemistry
Chemistry
ISBN:
9781285640686
Author:
Skoog
Publisher:
Cengage
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9781305080485
Author:
John E. McMurry
Publisher:
Cengage Learning
Chemistry: Principles and Practice
Chemistry: Principles and Practice
Chemistry
ISBN:
9780534420123
Author:
Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:
Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:
9781938168390
Author:
Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:
OpenStax
Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
Chemistry
ISBN:
9781337399074
Author:
John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:
Cengage Learning