Question

3. Who am I?
I am used in pickling of raw vegetables and used in making perfumes
b. At home, I am used to clear the clogged drains
C. Car batteries of automobiles and inverters use me.
d. I am used in treatment acldlc solls.​

Answer 1

Answer:

it must be the one you used to be

if it is a question then I don't understand. or it is not complete

Answer 2

Answer:

A) ACETIC ACID

B) SODIUM HYDROXIDE

C) SULPHURIC ACID

D) BASES LIKE CALCIUM OXIDE AND CALCIUM HYDROXIDE

Explanation:

HERE IS YOUR ANSWER MATE