What mass of sodium benzoate should be added to 160.0 mL of a 0.16 M benzoic acid solution in order to obtain a buffer with a pH of 4.30?

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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What mass of sodium benzoate should be added to 160.0 mL of a 0.16 M benzoic acid solution in order to obtain a buffer
with a pH of 4.30?
Express your answer using two significant figures.
ΑΣφ
?
m =
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Review your calculations and make sure you round to 2 significant figures in the last step.
Transcribed Image Text:What mass of sodium benzoate should be added to 160.0 mL of a 0.16 M benzoic acid solution in order to obtain a buffer with a pH of 4.30? Express your answer using two significant figures. ΑΣφ ? m = Submit Previous Answers Request Answer Incorrect; Try Again; 3 attempts remaining Review your calculations and make sure you round to 2 significant figures in the last step.
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