Independent variable (IV)
Potato pieces (5 g total)
Controlled variables (adjustable)
H₂O₂ volume
mL
Soap drops
drops
Potato mass
g
Reaction time
sec
Test tube — foam height
0:00
Set variables, then Start Reaction
—
foam height (cm)
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Raw Trial Data| # | IV | IV Value | Settings (mass·vol·soap·time) | Foam height (cm) | Notes |
|---|---|---|---|---|---|
| No trials — run experiments in the Lab tab | |||||