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how to find pH with molarity and volume?
93 ml of .30 M aniline solution Kb= 4.3x10^-10 with 100 ml of .13 M nitric acid. Find the pH. Thank you!
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- ?Lv 77 years agoFavorite Answer
establishes a buffer solution
A^- + HNO3 => HA + NO3-
A^- eq = 0.0772 M
HA eq = 0.0674 M
so
pH = 4.63 - lg(0.077/0.067) = 4.57
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