6.75 grams of sodium benzoate, NaC7H5O2, is added to 1.00 L of a 0.25 M benzoic acid solution (assume the final volume is 1.00 L). a. What is the initial pH of this solution. b. What is the final pH if 0.12 M NaOH is added to the buffer?
6.75 grams of sodium benzoate, NaC7H5O2, is added to 1.00 L of a 0.25 M benzoic acid solution (assume the final volume is 1.00 L). a. What is the initial pH of this solution. b. What is the final pH if 0.12 M NaOH is added to the buffer?
General Chemistry - Standalone book (MindTap Course List)
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Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.141QP: Ka for formic acid is 1.7 104 at 25C. A buffer is made by mixing 529 mL of 0.465 M formic acid,...
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6.75 grams of sodium benzoate, NaC7H5O2, is added to 1.00 L of a 0.25 M benzoic acid solution (assume the final volume is 1.00 L).
a. What is the initial pH of this solution.
b. What is the final pH if 0.12 M NaOH is added to the buffer?
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