Vinegar Is a Solution of Acetic Acid, HC₂H₃O₂, Dissolved in Water

question 80

Multiple Choice

Vinegar is a solution of acetic acid, HC₂H₃O₂, dissolved in water. A 5.54-g sample of vinegar was neutralized by 30.10 mL of 0.100 M NaOH. What is the percent by weight of acetic acid in the vinegar?

• A) 0.0543%
• B) 1.08%
• C) 3.26%
• D) 5.43%
• E) 9.23%