Red Cabbage Indicator Experiment
Materials :
1. Red Cabbage
2. Beaker
3. Bunsen Burner
4. Pipette
5. Sodium Hydroxide
6. Hydrochloric acid
7. Test Tubes
8. Paper Towel
9. Test tube rack
10. Water
Steps :
1. Chop up the red cabbage into small pieces. Place in a beaker and cover with a small amount of water.2. Bring the solution to the boil using a Bunsen burner and then turn off the heat. Let it sit to cool down.
3. Pour the cabbage water through a paper towel into a beaker. The dark purple liquid in the jar is the pH
indicator liquid.
4. Suck up the indicator into a pipette.
5. Use the cabbage indicator and the pH chart below to test the acidity of the different 3 household liquids plus
the hydrochloric acid and ammonium hydroxide.
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