Question

a substance turns red litmus blue what is the nature of the substance
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Answer 1

Answer:

Red litmus contains a weak diprotic acid. When it is exposed to a basic compound, the hydrogen ions react with the added base. The conjugate base formed from the litmus acid has a blue color, so the wet red litmus paper turns blue in alkaline solution.

Explanation:

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Answer 2

Answer:

acidic

Explanation:

because if red turns blue then it's acidic and blue turns red it's basic