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How many grams of dry NH4Cl need to be added to 1.90 L of a 0.800...

How many grams of dry NH4Cl need to be added to 1.90 L of a 0.800 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.74? Kb for ammonia is 1.8×10^-5.

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Answer #1

as a poh p klet du - L mixture of NH3 and NHAd solution will acts basic buffer. According to Hendersons equation pot of basi

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