Question

what is the acid base for litmus paper​

Answer 1

Answer:

The blue paper changes to red, indicating acidity somewhere between the pH range of 4.5 to 8.3. (Note that 8.3 is alkaline.) Red litmus paper can indicate alkalinity with a change to blue.

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Answer 2

Answer:

The blue paper changes to red indicating acidity somewhere between the pH range of 4.5 to 8.3 (note that 8.3 is alkaline.) Let litmus paper can indicate alkalinity with a change to blue