Question

How is olfactory indicator is used and also explain its examples

Answer 1

Answer:

An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Olfactory indicators can be used in the laboratory to test whether a solution is a base or an acid, a process called olfactory titration. Onion , clove oil and vanilla extract are examples

Answer 2

Answer: Olfactory indicators are substance which change smell when acid or base is add to them

For use acid or base is mixed with the indicator which changes its smell

Ex- onion ,clove and vanilla are olfactory indicator

For use - in one cloth onion is kept for some time

Them onions are removed and cloth is washed

After washing cloth can be used as olfactory indicator

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