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2. Phenolphthalein - Wikipedia

   en.wikipedia.org/wiki/Phenolphthalein

   Phenolphthalein is slightly soluble in water and usually is dissolved in alcohols in experiments. It is a weak acid, which can lose H + ions in solution. The nonionized phenolphthalein molecule is colorless and the double deprotonated phenolphthalein ion is fuchsia. Further proton loss in higher pH occurs slowly and leads to a colorless form.

3. Phthalic anhydride - Wikipedia

   en.wikipedia.org/wiki/Phthalic_anhydride

   Phthalic anhydride is the organic compound with the formula C 6 H 4 (CO) 2 O. It is the anhydride of phthalic acid.Phthalic anhydride is a principal commercial form of phthalic acid.

4. Phthalein dye - Wikipedia

   en.wikipedia.org/wiki/Phthalein_dye

   Chemical structure of phenolphthalein, a common phthalein dye. Phthalein dyes are a class of dyes mainly used as pH indicators, due to their ability to change colors depending on pH. [1] They are formed by the reaction of phthalic anhydride with various phenols. They are a subclass of triarylmethane dyes. Common phthalein dyes include ...

5. Universal indicator - Wikipedia

   en.wikipedia.org/wiki/Universal_indicator

   Solution: The main components of a universal indicator, in the form of a solution, are thymol blue, methyl red, bromothymol blue, and phenolphthalein. This mixture is important because each component loses or gains protons depending upon the acidity or alkalinity of the solution being tested. It is beneficial to use this type of universal ...

6. Thymolphthalein - Wikipedia

   en.wikipedia.org/wiki/Thymolphthalein

   Phenolphthalein; References This page was last edited on 3 August 2023, at 02:40 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 ...

7. Juan Soto contract details: How much are the Mets paying ...

   www.aol.com/juan-soto-contract-details-much...

   Juan Soto watches his solo home run in Game 2 of the 2024 World Series at Dodger Stadium. He hit .327 this past postseason for the Yankees with four homers, nine RBI and a 1.102 OPS in 14 games.

8. Millions Of People Take Biotin For Hair Growth, And ... - AOL

   www.aol.com/lifestyle/millions-people-biotin...

   $20.80 at humnutrition.com. While biotin and biotin supplements may seem like the most promising route for addressing hair loss and growth, it's not the best solution for everyone.

9. California vote count is slow, that doesn't mean it's 'rigged ...

   www.aol.com/california-vote-count-slow-doesnt...

   The claim: California counting ballots two weeks after Election Day is evidence it was ‘rigged’ A Nov. 19 Instagram post (direct link, archive link) claims one state’s lengthy vote-counting ...