Aim: I want to find out how red cabbage can tell a liquid is an acid or a base
Research:
Method:
Equipment:
- Hydrocholric acid
- Sodium hydroxcide
- beaker
- test tubes
- test tube rack
- red cabbage
- Dropper
instructions
- Rip red cabbage into small peices
- place in hot water
- Mix around for a bit
- Do three squirt with your dropper into each of the test tubes
- Pour acid base into the big tube on the right
- Pour the base into the big tube on the left
Results: The test tubes changed colours when you pour the acid/base into the test tubes to make different colours.
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