Question

what is meant by olfactory indicator​

Answer 1

Answer:

Those substances whose smell (or odour) changes in acidic or basic solutions are called olfactory indicators. Onion and vanilla extracts are olfactory indicators. When a basic solution like sodium hydroxide is added to a cloth strip treated with onions (or onion extract), then the smell of onion vanishes.

your name pls

Answer 2

Answer:

HII SORRY TOLD NA

Explanation:

I AM SAKING LAST QUESTION DID YOU LVE ME ARE NOT