Question

which are the substance that turn blue hibiscus paper red?​

Answer 1

Answer:

Turns blue litmus paper red. Turns the solution of China rose to dark pink colour (magenta).

Explanation:

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Answer 2

Explanation:

The anthocyanin pigment shows colour changes pH changes of red , blue colorless . Therefore, coloured parts of plants parts which contain anthocyanin can be used as a raw material for making acid - base indicators.

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