Question

A compound solution which will turn pink color of phenolphthalein solution to colorless​

Answer 1

Answer:

hydrogen ions (H+, as found in an acid) were added to the pink solution, the equilibrium would switch, and the solution would be colorless. Adding hydroxide ions (OH-, as found in bases) will change the phenolphthalein into its ion and turn the solution pink.

Explanation:

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