Asked by Ken
                Ammonia is a weak base.  If Ammonium nitrate is added to it, the pH of the ammonia solution will _____________ (increase, decrease, stay the same)
            
            
        Answers
                    Answered by
            DrBob222
            
    Can you use the Henderson-Hasselbalch equation to decide?
pH = pKa + log [(base)/(acid)]
pKa for NH3 is about 4.74.
Calculate the pH of a 0.1 M solution of NH3, then add 0.1 mol NH4NO3 and see which way it goes.
    
pH = pKa + log [(base)/(acid)]
pKa for NH3 is about 4.74.
Calculate the pH of a 0.1 M solution of NH3, then add 0.1 mol NH4NO3 and see which way it goes.
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