Answer: D NH3
Explanation:When NH3 , popularly called ammonia react with water, the water molecules dissociate into it's components H^+ and OH^-,the H^+ which is the cation forms an hydrogen bond with ammonia NH3 to form NH4^+ while the anion form is OH^-.the reaction itself is a dipolar reaction .
NH3 + H2O_____NH4^+ +OH^-
