Specify what ions are present in solution upon dissolving each of the following substances in water.

Question

(NH4)2SO4

Answer 1

(NH₄)₂SO₄, ammonium sulfate, is a salt containing ammonium cations (NH₄⁺) and sulfate anions (SO₄^2-).  When dissolved in water, you have (NH4)2SO4(s) ==> 2NH₄⁺(aq) + SO₄^2-(aq)