Phenolphthalein has often been used to monitor the progress of an acid-base neutralization reaction. What color will phenolphthalein be when there is an excess of acid present?
A) colorless
B) green
C) pink
D) yellow
Answer: A) colorless
Chemistry MC
Chemistry
Phenolphthalein has often been used to monitor the progress of an acid-base neutralization reaction. What color will phenolphthalein be when there is an excess of acid present?