Aim: To make and test several indicators to see how their colour changes in acid and base solutions.
Acid
|
Water
|
Base
| |
Beetroot extract
|
Pink
|
Bright pink
|
Dark red
|
Red cabbage extract
|
Red
|
Blue
|
Green
|
Turmeric
|
Yellow
|
Yellow
|
Red
|
Cranberry juice
|
Light pink
|
Light pink
|
Light pink
|
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