Titration data Trial 1 Trial 2 Trial 3 Initial burette reading (mL) 1.19 2.26 2.39 Molarity of NaOH (M) 0.100 0.100 0.100 Volume of vinegar sample (mL) 5.00 5.00 5.00 Final burette reading (mL) 48.55 49.43 49.99 Expected color at end point Volume of NaOH used (mL) Average Volume of NaOH used in liters Average moles of NaOH used (mol) Average moles of acetic acid (mol)
Titration data Trial 1 Trial 2 Trial 3 Initial burette reading (mL) 1.19 2.26 2.39 Molarity of NaOH (M) 0.100 0.100 0.100 Volume of vinegar sample (mL) 5.00 5.00 5.00 Final burette reading (mL) 48.55 49.43 49.99 Expected color at end point Volume of NaOH used (mL) Average Volume of NaOH used in liters Average moles of NaOH used (mol) Average moles of acetic acid (mol)
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria
Section: Chapter Questions
Problem 35PS: Using Figure 17.11, suggest an indicator to use in each of the following titrations: (a) The weak...
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Question
Table 2. Titration data
|
Trial 1
|
Trial 2
|
Trial 3
|
|
|---|---|---|---|
|
Initial burette reading (mL)
|
1.19
|
2.26
|
2.39
|
|
Molarity of NaOH (M)
|
0.100
|
0.100
|
0.100
|
|
Volume of vinegar sample (mL)
|
5.00
|
5.00
|
5.00
|
|
Final burette reading (mL)
|
48.55
|
49.43
|
49.99
|
|
Expected color at end point
|
|
|
|
|
Volume of NaOH used (mL)
|
|
|
|
Average Volume of NaOH used in liters
Average moles of NaOH used (mol)
Average moles of acetic acid (mol)
Average molarity of acetic acid (M)
Average mass of acetic acid (g)
Average mass of vinegar (g) (assume the density of vinegar is 1.00 g/mL)
Average mass % of acetic acid in vinegar
Known mass % of acetic acid in vinegar is 5.45%
Percent Error
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