J.R. S. answered 02/18/20
Ph.D. University Professor with 10+ years Tutoring Experience
2AgNO3(aq) + K2SO4(aq) ==> Ag2SO4(s) + 2KNO3(aq) ... balanced molecular equation
Note that all of the reactants are soluble (aq) but there is an insoluble product, namely Ag2SO4(s).
Thus, the net ionic equation is: 2Ag+(aq) + SO42-(aq) ==> Ag2SO4(s)