Exhibit 15-4 The Following Question(s) Pertain to a Solution Prepared by Combining

Exhibit 15-4
The following question(s) pertain to a solution prepared by combining 1.0 mole of ammonia and 50.0 grams of ammonium nitrate in enough water to give a final volume of 2.00 liters.
Refer to Exhibit 15-4. When adding strong acid to this solution:

A) the ammonia concentration should rise
B) the ammonium ion concentration should fall
C) both a and b
D) None of the above