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Determine the ammonia concentration of an aqueous solution that has a pH of 11.50. The equation for the dissociation of NH3 (Kb = 1.8 x 10-5) isNH3(aq) + H2O(l) NH4+(aq) + OH-(aq).
A. 2.5 MB. 0.55 MC. 5.7 x 10-3 MD. 3.2 x 10-3 M
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