Answer: 3)
and
![NaOH](https://img.qammunity.org/2021/formulas/chemistry/college/u9l80o5dbp5uyzi3zvrem9p1bp4fmg46h9.png)
Step-by-step explanation:
According to the Arrhenius concept, an acid is a substance that ionizes in the water to give hydronium ion or hydrogen ion.
![HNO_3\rightarrow H^++NO_3^-](https://img.qammunity.org/2021/formulas/chemistry/high-school/j3xf799i4fbtlajyob4u28dkyjef86hd2l.png)
According to the Arrhenius concept, a base is a substance that ionizes in the water to give hydroxide ion.
![NaOH\rightarrow Na^++OH^-](https://img.qammunity.org/2021/formulas/chemistry/high-school/c01kl7nul19hvchbgh9xcxt1d6u2eqqnnr.png)
Thus
is an arrhenius acid and
is an arrhenius base.