Answer:
Ba(OH)2- base
RbOH - base
HClO4 - acid
HNO2 - acid
KOH - base
Explanation:
According to Arrhenius, an acid refers to any substance that produces hydrogen ion in solution as it's only positive ion. The substances classified as acids above all produce hydrogen ion in solution.
Similarly, bases are defined as substances that produce hydroxide ion in solution. All bases mentioned above produce hydroxide ions in solution.
Recall that metal hydroxides are always basic although some of them are amphoteric in nature.
Each substances are :
An acid refers to any substance that produces hydrogen particle in arrangement as it's as it were positive particle.
The substances classified as acids over all deliver hydrogen particle in solution.
Bases are characterized as substances that create hydroxide particle in arrangement.
All bases specified over create hydroxide particles in solution.
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