Which is an olfactory indicator?
(a) Methyl orange
(b) Phenolphthalein
(c) Vanilla extract
(d) Red cabbage extract
Answers
Answered by
1
Answer:
☆ Vanilla Extract is an Olfactory Indicator Which Produces Different Smell In Acid, Base and Neutral Solution.
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Answered by
2
Answer:
Vanilla extract is an olfactory indicator.
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