phenolphthalein
15 letters · noun · scores 5,000 in SpellHuntr
noun
a laxative used in many preparations under various trade names; also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8
Phenolphthalein in a sentence
After transfering the acid to a 150-mL Erlenmeyer flask, add 60 mL of deionized water and 2 drops of phenolphthalein.
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