Use your reported molarity for vinegar (average value) to calculate the % by mass of HC₂H₃O₂ in vinegar. Assume the density of the solution is 1.036 g/mL. (the reported molarity value of vinegar is 0.7952)
Use your reported molarity for vinegar (average value) to calculate the % by mass of HC₂H₃O₂ in vinegar. Assume the density of the solution is 1.036 g/mL. (the reported molarity value of vinegar is 0.7952)
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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Use your reported molarity for vinegar (average value) to calculate the % by mass of HC₂H₃O₂ in vinegar. Assume the density of the solution is 1.036 g/mL.
(the reported molarity value of vinegar is 0.7952)
Transcribed Image Text:A. Standardization of NaOH Solution:
1. Molarity of Standard HCI
2. Volume of Standard HCl used
3. Initial Volume NaOH solution
4. Final Volume NaOH solution
5. Volume of NaOH solution used
6. Molarity of NaOH solution
7. Average Molarity of NaOH solution
B. Titration of Vinegar Solution:
8. Molarity of NaOH solution
(average from part A)
9. Initial Volume NaOH solution
10. Final Volume NaOH solution
11. Volume of NaOH solution used
Sample A
0-1000 M
25.00mL
0.09mL
20.45mL
20.36 mL
0.1228 M
Sample A
0.1218M
0.00ML
29.01mL
29.01m2
Sample C
0.1000M
25.00mL 25.00mL
0.11mL
0.05 ml
20.70mL 20.65m²
20.59mL 20.60mL
0.1211M
5.000mL
12. Volume of Vinegar used
0.7066M
13. Molarity of HC₂H3O₂ in Vinegar
14. Average Molarity of HC₂H₂O₂ in Vinegar W/ all3
Samples
Sample Calculations: (Attach sheets as needed)
✓
attached on back →
Sample B
0-1000 M
1214 M
0.1218M
Sample B
0.1218M
Sample C
0.12.18M
only w/ SB+SC
10
0.10m2
0.15mL
32.65mL 32.89mL
32.55m2 32.74mL
5.000 mL
5.000ml
0.7928M 0.7976M
0.76 56 MHC ₂ H 3 Oz
=
- 0.7952 MHC₂H₂O₂
га
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