A solution made up of 1.0 M NH3 and 0.50 M (NH4)2SO4 has a pH of 9.26.
Question:
a. Write the net ionic equation that represents the reaction of this solution with a strong acid.
b. Write the net ionic equation that represents the reaction of this solution with a strong base.
c. To 100. mL of this solution, 10.0 mL of 1.00 M HCl is added. How many moles of NH3 and NH4+ are present in the reaction system before and after the addition of the HCl? What is the pH of the resulting solution?
d. Why did the pH change only slightly upon the addition of HCl?
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