Which of the following combinations would be the best to buffer the pH of a solution at approximately 7? A Na3PO4 and Na₂HPO4 (Ka= 4.8*10-13) B KCN and HCN (Ka= 6.17*10-10) H3PO4 and NaH2PO4 (Ka= 7.52*10-3) Na₂HPO4 and NaH2PO4 (Ka= 6.23*108)

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter16: Reactions Between Acids And Bases
Section: Chapter Questions
Problem 16.26QE
icon
Related questions
icon
Concept explainers
Question
Which of the following combinations would be the best to buffer the pH of a solution at approximately 7?
A
Na3PO4 and Na₂HPO4 (Ka= 4.8*10-13)
B
KCN and HCN (Ka= 6.17*10-10)
H3PO4 and NaH2PO4 (Ka= 7.52*10-3)
Na₂HPO4 and NaH2PO4 (Ka= 6.23*108)
Transcribed Image Text:Which of the following combinations would be the best to buffer the pH of a solution at approximately 7? A Na3PO4 and Na₂HPO4 (Ka= 4.8*10-13) B KCN and HCN (Ka= 6.17*10-10) H3PO4 and NaH2PO4 (Ka= 7.52*10-3) Na₂HPO4 and NaH2PO4 (Ka= 6.23*108)
Expert Solution
steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Knowledge Booster
Ionic Equilibrium
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: 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: The Molecular Science
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
Publisher:
Cengage Learning
Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
Chemistry
ISBN:
9781133949640
Author:
John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:
Cengage Learning
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Introduction to General, Organic and Biochemistry
Introduction to General, Organic and Biochemistry
Chemistry
ISBN:
9781285869759
Author:
Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781133611097
Author:
Steven S. Zumdahl
Publisher:
Cengage Learning