A buffer solution is prepared by combining 750.0 ml of 1.00 M of ammonia and 250...

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A buffer solution is prepared by combining 750.0 ml of 1.00 M of ammonia and 250...

A buffer solution is prepared by combining 750.0 ml of 1.00 M of ammonia and 250 ml of 1.00 M ammonium chloride. What is the pH of the buffer? ( Ka of NH4+=5.6*10^-10, Kb of NH3= 1.8*10^-5)

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Answer 1

Answer #1

NH3 PH= pka. NHY PH= pkan log (Ne sad PH = -log (15.6 x 16to) , dog ( 12.7500) . 9.25 +0.477 pH = 1 9.73

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