Chemistry · Acids, Bases and Salts
Which one of the following can be used as an olfactory acid-base indicator by a visually impaired student?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Vanilla essence✓
- 2Litmus
- 3Turmeric
- 4Petunia leaves
Correct answer
Vanilla essence
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