Concentration of Na2CO3 solution: I00 N Calculated pKa of HCO3: (show calculations) C2. Measured pH: .65

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
icon
Related questions
Question
Solve pka please
C2.
Concentration of Na2CO3 solution: C0 A
Calculated pKa of HCO3:
1.65
Measured
PH:
(show calculations)
Transcribed Image Text:C2. Concentration of Na2CO3 solution: C0 A Calculated pKa of HCO3: 1.65 Measured PH: (show calculations)
Expert Solution
Step 1

Since Na2CO3(aq) or CO32-(aq) is a weak base, it undergoes hydrolysis to form HCO3-(aq) and OH-(aq).

The balanced equation is:

CO32-(aq) + H2O(l)  <-----> HCO3-(aq) + OH-(aq) ; K 

Initial molarity of Na2CO3(aq) = molarity of CO32-(aq) = 0.100 M

steps

Step by step

Solved in 3 steps

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY