Respuesta :
A side reaction occurs when acid is added to the system, so the species reacts with the acid is base.
What are acids?
Acids are those species which have a pH range in between 0 to 7, generally acids are present with hydrogen atom in their molecular formula.
If in any reaction after adding the acid, side reaction wiull occur then in this condition base will reacts with the acid as it has the opposite behavior as of acid and formation of salt & water molecules takes plavce.
Hence the needed species is base.
To know more about acid-base reaction, visit the below link:
https://brainly.com/question/24807171
