Here's why:
* KOH is a strong base.
* HCl is a strong acid.
* When they react, they neutralize each other, forming salt (potassium chloride, KCl) and water (H₂O).
The balanced chemical equation for the reaction is:
KOH (aq) + HCl (aq) → KCl (aq) + H₂O (l)