Initial burette reading (mL) 2.29 1.41 1.95 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) 50.37 49.39 49.84 Expected color at end point Volume of NaOH used (mL) 48.08 47.98 47.89 Compute for the ff: a. Average moles of acetic acid (mol)? b. Average molarity of acetic acid (M)? c. Average molarity of acetic acid (M)?
Initial burette reading (mL) 2.29 1.41 1.95 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) 50.37 49.39 49.84 Expected color at end point Volume of NaOH used (mL) 48.08 47.98 47.89 Compute for the ff: a. Average moles of acetic acid (mol)? b. Average molarity of acetic acid (M)? c. Average molarity of acetic acid (M)?
Chapter5: Errors In Chemical Analyses
Section: Chapter Questions
Problem 5.10QAP
Related questions
Question
Trial 1
|
Trial 2
|
Trial 3
|
|
---|---|---|---|
Initial burette reading (mL)
|
2.29
|
1.41
|
1.95
|
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)
|
50.37
|
49.39
|
49.84 |
Table 2. Titration data
Trial 1
|
Trial 2
|
Trial 3
|
|
---|---|---|---|
Initial burette reading (mL)
|
2.29
|
1.41
|
1.95
|
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)
|
50.37
|
49.39
|
49.84
|
Expected color at end point
|
|
|
|
Volume of NaOH used (mL)
|
48.08
|
47.98
|
47.89 |
Compute for the ff:
a. Average moles of acetic acid (mol)?
b. Average molarity of acetic acid (M)?
c. Average molarity of acetic acid (M)?
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