Here is my data:
Mass of flask ----- 77.649 g
Mass of flask + vinegar ----- 80.903 g
Mass of vinegar ----- 3.254 g
Buret reading of NaOH, initial ----- 49.89 mL
Buret reading of NaOH, final ----- 19.78 mL
Volume of NaOH used ----- 18.22 mL
That is my data. What I need to calculate is the...