4. A pH buffer solution contains 1.383 mole CH3COOH and 1.875 mole CH3COONa. The volume of the pH buffer solution is 250.0 mL. The acid dissociation constant of CH3COOH is 1.799x10-5. Please answer the following questions. A B. C. What is the pH of the solution? pH = Your answer follows. If you add 5.000 mL, 1.431 M of HCl to 250.0 mL above solution you prepared, what will be the final pH? Assume that the volume is additive. Your answer follows. If you add 5.000 mL, 1.431 M of Ba(OH)2 to 250.0 mL above solution you prepared, what will be the final pH? Assume that the volume is additive.
4. A pH buffer solution contains 1.383 mole CH3COOH and 1.875 mole CH3COONa. The volume of the pH buffer solution is 250.0 mL. The acid dissociation constant of CH3COOH is 1.799x10-5. Please answer the following questions. A B. C. What is the pH of the solution? pH = Your answer follows. If you add 5.000 mL, 1.431 M of HCl to 250.0 mL above solution you prepared, what will be the final pH? Assume that the volume is additive. Your answer follows. If you add 5.000 mL, 1.431 M of Ba(OH)2 to 250.0 mL above solution you prepared, what will be the final pH? Assume that the volume is additive.
General Chemistry - Standalone book (MindTap Course List)
11th Edition
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Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.131QP: A quantity of 0.25 M sodium hydroxide is added to a solution containing 0.15 mol of acetic acid. The...
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Transcribed Image Text:4.
A pH buffer solution contains 1.383 mole CH3COOH and 1.875
mole CH3COONa. The volume of the pH buffer solution is 250.0 mL.
The acid dissociation constant of CH3COOH is 1.799x10-5.
Please answer the following questions.
A
B.
C.
What is the pH of the solution? pH =
Your answer follows.
If you add 5.000 mL, 1.431 M of HCl to 250.0 mL above solution
you prepared, what will be the final pH? Assume that the volume is
additive.
Your answer follows.
If you add 5.000 mL, 1.431 M of Ba(OH)2 to 250.0 mL above
solution you prepared, what will be the final pH? Assume that the
volume is additive.
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