Discussion 1. The label on the bottle of commercial vinegar states that it contains 5.0% acetic acid. According to your calculations, has the manufacture truthfully reported the percent of acetic acid in vinegar? Support your answer with data.

Chemistry: Principles and Practice
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ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
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EXPERIMENTK Acid-Base Titration: How Much Acid Is In Vinegar?
Discussion
1. The label on the bottle of commercial vinegar states that it contains 5.0% acetic acid.
According to your calculations, has the manufacture truthfully reported the percent of
acetic acid in vinegar? Support your answer with data.
2. A grocery store sells vinegar in 1-L bottles. Based on your answer to question 4 on the
previous page.
0.1 mole
6.09
a. how many moles of acetic acid are in a 1-L bottle of vinegar?
b. how many grams of acetic acid are in a 1-L bottle of vinegar?
Would the calculated molarity of acetic acid in vinegar be
diluted vinegar had been used in place of the 15.00 mL sample. Explain your answer.
3.
if 10.00 mL of
a.
the same
higher
c. lower
4. If you over-titrate, a significant error will occur in your calculations. Determine how
each of the following values would be affected if you over-titrate? Circle the cor-
rect response.
The volume of NaOH recorded to reach the equivalence point would be (too
high or too low).
a.
b. The calculated moles of NaOH used to reach the equivalence point would be (too
(high or too low).
с.
The calculated moles of acetic acid neutralized by the NaOH would be (too
(high
or too low).
d. The calculated molarity of acetic acid of the vinegar sample would be (too
high or too low).
Transcribed Image Text:EXPERIMENTK Acid-Base Titration: How Much Acid Is In Vinegar? Discussion 1. The label on the bottle of commercial vinegar states that it contains 5.0% acetic acid. According to your calculations, has the manufacture truthfully reported the percent of acetic acid in vinegar? Support your answer with data. 2. A grocery store sells vinegar in 1-L bottles. Based on your answer to question 4 on the previous page. 0.1 mole 6.09 a. how many moles of acetic acid are in a 1-L bottle of vinegar? b. how many grams of acetic acid are in a 1-L bottle of vinegar? Would the calculated molarity of acetic acid in vinegar be diluted vinegar had been used in place of the 15.00 mL sample. Explain your answer. 3. if 10.00 mL of a. the same higher c. lower 4. If you over-titrate, a significant error will occur in your calculations. Determine how each of the following values would be affected if you over-titrate? Circle the cor- rect response. The volume of NaOH recorded to reach the equivalence point would be (too high or too low). a. b. The calculated moles of NaOH used to reach the equivalence point would be (too (high or too low). с. The calculated moles of acetic acid neutralized by the NaOH would be (too (high or too low). d. The calculated molarity of acetic acid of the vinegar sample would be (too high or too low).
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