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Determine the pH of a 0

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Determine the pH of a 0.227 M C5H5N solution at 25.0 ºC. The Kb of C5H5N is 1.7 x 10-9.
Determine the pH of a 0.62 M NH4NO3 solution at 25.0 ºC. The Kb for NH3 is 1.76 x 10-5.

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