A 1.0-L 0.010 M buffer with pH 6.50 is given as an assignment to a group of students. Which is the most appropriate weak acid to be used in the buffer preparation? What is the concentration of the weak acid and its conjugatebase, respectively?0.0240 M and 0.0760 M0.0285 M and 0.0715 M0.0443 M and 0.0557 M1.708 x 10- M and 0.0983 M

Buffers are the solutions that do not change their pH to large extent when small amount of conc.…

Answered: A 1.0-L 0.010 M buffer with pH 6.50 is…

A 1.0-L 0.010 M buffer with pH 6.50 is given as an assignment to a group of students. Which is the most appropriate weak acid to be used in the buffer preparation?

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter18: Acids And Bases

Section18.2: Strengths Of Acids And Bases

Problem 18SSC

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Question

A 1.0-L 0.010 M buffer with pH 6.50 is given as an assignment to a group of students. Which is the most appropriate weak acid to be used in the buffer preparation?

What is the concentration of the weak acid and its conjugate
base, respectively?
0.0240 M and 0.0760 M
0.0285 M and 0.0715 M
0.0443 M and 0.0557 M
1.708 x 10- M and 0.0983 M

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