Vinegar Contains Acetic Acid (HC₂H₃O₂), Which Is Responsible for Its

Multiple Choice

Vinegar contains acetic acid (HC₂H₃O₂) , which is responsible for its acidity. In one analysis of a commercial vinegar brand, a 15.00 mL sample was titrated with 0.450 M NaOH(aq) . It required 30.5 mL of sodium hydroxide to neutralize the acid in the vinegar sample. What is the molar concentration of acetic acid in the vinegar?

A) 0.102 M
B) 0.221 M
C) 0.305 M
D) 0.458 M
E) 0.915 M