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eBook
Khan Academy

Khan Academy: Water Autoionization and Kw

For Students 9th - 10th
Learn about the autoionization of water, the autoionization constant Kw, and the relationship between [H+] and [OH-] in aqueous solutions.
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Handout
Clackamas Community College

Clackamas Community College: Self Ionization of Water

For Students 9th - 10th
A short explanation of how water ionizes by itself.