You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.240 M sodium benzoate. You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.240 M sodium benzoate. How much of each solution should be mixed to prepare this buffer? Number 20.8 mL benzoic acid Number 79.2 mL sodium benzoate HINT: The sum of the volumes should be 100.0 mL. My answers are incorrect
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.240 M sodium benzoate. You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.240 M sodium benzoate. How much of each solution should be mixed to prepare this buffer? Number 20.8 mL benzoic acid Number 79.2 mL sodium benzoate HINT: The sum of the volumes should be 100.0 mL. My answers are incorrect
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...
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![You need to prepare 100.0 mL of a pH=4.00 buffer
solution using 0.100 M benzoic acid (pKa = 4.20) and
0.240 M sodium benzoate.
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20)
and 0.240 M sodium benzoate.
How much of each solution should be mixed to prepare this buffer?
Number
20.8
mL benzoic acid
Number
79.2
mL sodium benzoate
HINT: The sum of the volumes should be 100.0 mL.
My answers are incorrect](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc8bbf754-2044-4c56-92af-22bb91420b9a%2Fd6fc70c5-82a5-4b0f-addc-8fffebce0eb0%2Fvd1px51_processed.jpeg&w=3840&q=75)
Transcribed Image Text:You need to prepare 100.0 mL of a pH=4.00 buffer
solution using 0.100 M benzoic acid (pKa = 4.20) and
0.240 M sodium benzoate.
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20)
and 0.240 M sodium benzoate.
How much of each solution should be mixed to prepare this buffer?
Number
20.8
mL benzoic acid
Number
79.2
mL sodium benzoate
HINT: The sum of the volumes should be 100.0 mL.
My answers are incorrect
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