Experiment 1: Preparation and pH of Buffer Solutions Test Data: Mass of Sodium Acetate :4.0 g Volume of Sodium Acetate Solution: 100.00mL Acetic Acid Concentration (mass percent from label) :4.5% pH of Prepared Buffer Solutions Buffer Solution Acetic Acid; 4.5% Sodium Acetate Solution Recorded pH A 5.0 mL 5.0 mL 4.3 B 5.0 mL 1.0 mL 4.2 C 10.0 mL 1.0 mL 3.4 D 1.0 mL 10.0 mL 5.0 E 1.0 mL 5.0 mL 4.5 questions 1. Compare the calculated pH of buffers A, B, C, D, and E to the measured pH of each of these buffers in Experiment What did you notice? Describe what may have accounted for any variations in pH if you saw any variations.
Experiment 1: Preparation and pH of Buffer Solutions Test Data: Mass of Sodium Acetate :4.0 g Volume of Sodium Acetate Solution: 100.00mL Acetic Acid Concentration (mass percent from label) :4.5% pH of Prepared Buffer Solutions Buffer Solution Acetic Acid; 4.5% Sodium Acetate Solution Recorded pH A 5.0 mL 5.0 mL 4.3 B 5.0 mL 1.0 mL 4.2 C 10.0 mL 1.0 mL 3.4 D 1.0 mL 10.0 mL 5.0 E 1.0 mL 5.0 mL 4.5 questions 1. Compare the calculated pH of buffers A, B, C, D, and E to the measured pH of each of these buffers in Experiment What did you notice? Describe what may have accounted for any variations in pH if you saw any variations.
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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Question
Experiment 1: Preparation and pH of Buffer Solutions
- Test Data:
- Mass of Sodium Acetate :4.0 g
- Volume of Sodium Acetate Solution: 100.00mL
- Acetic Acid Concentration (mass percent from label) :4.5%
- pH of Prepared Buffer Solutions
|
Buffer Solution |
Acetic Acid; 4.5% |
Sodium Acetate Solution |
Recorded pH |
A |
5.0 mL |
5.0 mL |
4.3 |
B |
5.0 mL |
1.0 mL |
4.2 |
C |
10.0 mL |
1.0 mL |
3.4 |
D |
1.0 mL |
10.0 mL |
5.0 |
E |
1.0 mL |
5.0 mL |
4.5 |
questions
1. Compare the calculated pH of buffers A, B, C, D, and E to the measured pH of each of these buffers in Experiment What did you notice? Describe what may have accounted for any variations in pH if you saw any variations.
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