The HClHCl dissociates in water to H^+H+ and Cl^-Cl− because the attractive interactions between these ions and surrounding water molecules are stronger than between HClHCl and water.
Explanation:
Gastric juice consists of hydrochloric acid (HClHCl), potassium chloride (KClKCl) and sodium chloride (NaClNaCl) as well as digestive enzymes produced by cells in the lining of the stomach.