Question

substance which indicates the acidity or basicity are called ​

Answer 1

Answer:

The pH scale is used to rank solutions in terms of how acidic or how basic they are. It indicates the concentration of hydrogen ions (H+) and hydroxide ions (OH-) in a solution. ... Any solution that has a pH of less than 7 is considered acidic, and anything above a pH of 7 is basic.

Explanation:

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Answer 2

Answer:

Substance which indicates or change its colour when added to acidic and basic substances are called indicators.

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