Observation Table
| Butter sample | Vol. of NaOH used (ml) (V) |
|---|---|
| S1 | -- |
FFA content (% Oleic acid) =
Wrong answer! /
Right answer!
Experiment Progress
- Cut butter slice
- Power on weighing machine
- Weigh empty flask
- Tare the balance
- Add butter to flask
- Weigh filled flask
- Proceed to solvent addition
- Add neutralized ethanol
- Proceed to water bath
- Move flask to water bath
- Set temp & start timer
- Proceed after water bath
- Add phenolphthalein
- Add drops
- Move pipette away
- Proceed to titration
- Position flask under burette
- Open burette nozzle
- View calculation
Step 1: Click or touch the knife to cut a small piece of butter.
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