Question

What do you mean by the colour change interval of an indicator?

Answer 1

Bromophenol blue has a color of yellow for acids and blue-violet for bases. The beauty of seeing a color change is the ability to relate this visual to the pH of the solution. pH refers to a numerical scale that tells you whether a solution is acidic or basic.

Answer 2

Answer:

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Bromophenol blue has a color of yellow for acids and blue-violet for bases. The beauty of seeing a color change is the ability to relate this visual to the pH of the solution. pH refers to a numerical scale that tells you whether a solution is acidic or basic.