research
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method
equipment
- acid
- base
- test tubes
- test tube rack
- red cabbage
- universal indicator
instructions
- get your equipment.
- put ten drops of universal indicater into the test tube.
- add different amounts of acid and base into the test tube.
- watch what happens to the colour.
results
Discussion:
what are the pH colours
what are the pH colours
Red orange yellow greent blue Indigo violet
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