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PHENOLPHTHALEIN INDICATOR -ENDPOINT<br />
(2 of 3)<br />
Titration Of an Acid with a Base<br />
The end point. As the solution reaches a pH of 9 the phenolphthalein indicator begins to change color.

Fphoto-26749004A-1RM.jpg

PHENOLPHTHALEIN INDICATOR -ENDPOINT
(2 of 3)
Titration Of an Acid with a Base
The end point. As the solution reaches a pH of 9 the phenolphthalein indicator begins to change color.

Copyright:© 1990 Richard Megna - Fundamental Photographs

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Richard Megna