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How can you get Water of pH 9? | Yahoo Answers

to get a pH of 9, the [OH-] must be 1 x 10^-5M. distilled water has a pH of 7, where [OH-] = 1x10^-7M. if you add enough BOH to change the concentration of OH- to 1x10^-5, you can get a pH of 9. and you're right, it is no longer water but a solution.

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