Question

what is mean of acid ? and there uses ?​

Answer 1

$hey \: your \: answer$

Acid, any substance that in water solution tastes sour, changes the colour of certain indicators (e.g., reddens blue litmus paper), reacts with some metals (e.g., iron) to liberate hydrogen, reacts with bases to form salts, and promotes certain chemical reactions (acid catalysis).

Answer 2

Answer:

Acid are chemical substance which have sour taste.

It is used in Laboratories and medicine, making in substance etc.,