Raising agents
Experiments
Which is the best raising agents
Method
- Measure ½ to raising agents into the test tube
- Half full the balloon with water
- Put the balloon over the test tube
- Tip in the water
- Record what happened to the ballon
- Leave to one side record what happens after 5 minutes after 10 minutes
- Which is the best raising agents
Equipments
Baking powder
Bicarbonate of soda
Yeast and sugar
Test tube
Tongs
Balloons
Teaspoon measurements \
Result table
Type of raising agents
|
Initial reaction
|
After warming
|
After 5 minutes
|
After 20 minutes
| |
Baking powder
|
Frizzed up air went up the balloon
| ||||
Bicarbonate of soda
|
Dissolved balloon went a bit
| ||||
Yeast and sugar
|
Dissolved
|
Foamed up
|
Balloon got bigger
|