a
It is a salt because it increases the concentration of metallic ions.
b
It is a salt because it is formed by the reaction of an acid and a base.
c
It is an acid because it increases the concentration of hydroxide ions.
d
It is an acid because it increases the concentration of hydrogen ions.
1 answer
The correct statement about HCl is:
d: It is an acid because it increases the concentration of hydrogen ions.
HCl (hydrochloric acid) ionizes in water to produce hydrogen ions (H⁺), which is characteristic of acids according to the Arrhenius definition.
