The acid equilibrium constant (Ka) for ammonium chloride refers to which of the following chemical reactions?
A) NH4+(aq) + H3O+(aq) ? NH52+(aq) + H2O(l)
B) NH4+(aq) + H2O(l) ? NH3(aq) + H3O+(aq)
C) NH4+(aq) + OH?(aq) ? NH3(aq) + H2O(l)
D) NH3(aq) + H2O(l) ? NH4+(aq) + OH?(aq)
E) NH3(aq) + H3O+(aq) ? NH4+(aq) + H2O(l)
Correct Answer:
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