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DISSOLUTION OF SODIUM PEROXIDE IN H2O W/INDICATOR<br />
(Variations Available)<br />
Na2O2(s) Is Dropped Into Water With Phenolphtalein<br />
A stream of red color occurs (due to formation of OH- ions) around dissolving particles.  Na2O2(s) + H2O(l) -> 2Na+(aq) + HO2-(aq) + OH-(aq)

Fphoto-37369407F-2RM.jpg

DISSOLUTION OF SODIUM PEROXIDE IN H2O W/INDICATOR
(Variations Available)
Na2O2(s) Is Dropped Into Water With Phenolphtalein
A stream of red color occurs (due to formation of OH- ions) around dissolving particles. Na2O2(s) + H2O(l) -> 2Na+(aq) + HO2-(aq) + OH-(aq)

Copyright:© 1994 Richard Megna - Fundamental Photographs

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Richard Megna