# A 120.0 ml. buffer solution 0.110 M NH3 and 0.135 M NH4Br. (Kb of NH3 is...

###### Question:

A 120.0 ml. buffer solution 0.110 M NH3 and
0.135 M NH4Br. (Kb of NH3 is 1.76 x10^-5)
Part B
If the same volume of the butter were 0.265 M NH3 and 0.390 Min NH Br. What mass of HCl could be handled before the pH als below 9.00?
Express the mass in grams to three significant

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