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Question- What is the pH of an aqueous solution containing 0.250 M ammonia (NH3) (Kb = 1.80 x 10^-5)? 20.00 mL of 0.250 M aqueous ammonia solution was titrated with 0.300 M HCl. After 100.00 mL of HCl is added, what is the pH of the solution?

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