![Phenolphthalein is used as a single indicator in acid-base titrations. At left it is shown in a base solution and is a pink colour. Adding a dilute ac Stock Photo - Alamy Phenolphthalein is used as a single indicator in acid-base titrations. At left it is shown in a base solution and is a pink colour. Adding a dilute ac Stock Photo - Alamy](https://c8.alamy.com/comp/2AD444A/phenolphthalein-is-used-as-a-single-indicator-in-acid-base-titrations-at-left-it-is-shown-in-a-base-solution-and-is-a-pink-colour-adding-a-dilute-ac-2AD444A.jpg)
Phenolphthalein is used as a single indicator in acid-base titrations. At left it is shown in a base solution and is a pink colour. Adding a dilute ac Stock Photo - Alamy
![Question Video: Identifying the Color of a Solution Containing the Acid–Base Indicator Phenolphthalein | Nagwa Question Video: Identifying the Color of a Solution Containing the Acid–Base Indicator Phenolphthalein | Nagwa](https://media.nagwa.com/596141310857/en/thumbnail_l.jpeg)
Question Video: Identifying the Color of a Solution Containing the Acid–Base Indicator Phenolphthalein | Nagwa
![Question Video: Determining the Color of the Indicator Phenolphthalein in an Acidic Solution | Nagwa Question Video: Determining the Color of the Indicator Phenolphthalein in an Acidic Solution | Nagwa](https://media.nagwa.com/489148158593/en/thumbnail_l.jpeg)
Question Video: Determining the Color of the Indicator Phenolphthalein in an Acidic Solution | Nagwa
![The addition of phenolphthalein indicator produced a pink color at the... | Download Scientific Diagram The addition of phenolphthalein indicator produced a pink color at the... | Download Scientific Diagram](https://www.researchgate.net/profile/Tias-Ernawati/publication/364132515/figure/fig4/AS:11431281087854914@1664884792313/The-addition-of-phenolphthalein-indicator-produced-a-pink-color-at-the-end-of-the_Q640.jpg)