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April 20, 2014

Homework Help: chem

Posted by hannah on Tuesday, March 19, 2013 at 7:59pm.

How many grams of NH4Cl must be added to 0.560 L of 1.90 M NH3 solution to yield a buffer solution with a pH of 8.50? Assume no volume change. Kb for NH3 = 1.8 10-5.

i am confused as how to find the grams?

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