How to make red cabbage indicator?

Asked by  | 9th Jun, 2008, 01:24: PM

Expert Answer:

Many plants or plant parts contain chemicals from the naturally-colored anthocyanin family of compounds. They are red in acidic solutions and blue in basic. Extracting anthocyanins from red cabbage leaves forms the required (crude) acid-base indicator.

Answered by  | 18th Jun, 2008, 07:07: PM

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