Question

differentiate between natural ,synthetic and alfactory indicators​

Answer 1

Answer:

natural indicator and synthetic indicator both of them help us to indicate weather a substance is acidic or basic with the change in colour ........

but in olfactory indicator it helps us to know weather a substance is acidic or basic by its smell . it can loose its smell or can change its smell

examples of alfactory indicato are:onion ,vanilla essence and olive oil.

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