| 1. Initial buret reading | __________________ |
| 2. Final buret reading | __________________ |
| 3. Volume of NaOH added (2-1) | __________________ |
| 4. Volume of NaOH added in Liters | __________________ |
| 5. Molarity of NaOH | __________________ |
| 6. Moles of NaOH (4 x 5) | __________________ |
| 7. Moles of acetic acid (6) | __________________ |
| 8. Volume of vinegar | __________________ |
| 9. Mass of vinegar (d = 1g/mL) | __________________ |
| 10. Molar mass of acetic acid | __________________ |
| 11. Grams of acetic acid (7x10) | __________________ |
| 12, % by mass acetic acid in vinegar (11/9 x 100% ) | __________________ |