Which of these is best described as an acid-base reaction?
KCl + NH4NO3 = KNO3 + NH4Cl
NH3 + H2O = NH4 + OH
#2.
#1 is not a reaction; i.e., it will not go as written.
KCl + NH4NO3 = KNO3 + NH4Cl
NH3 + H2O = NH4 + OH
#1 is not a reaction; i.e., it will not go as written.