Monday
April 21, 2014

Homework Help: Chem

Posted by Jennifer on Saturday, April 18, 2009 at 6:19pm.

How many grams of dry NH4Cl need to be added to 1.80L of 0.200M solution of ammonia,NH3, to prepare a buffer that has a pH of 8.69? Kb for ammonia is 1.8*10^-5

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