Ashwini has been given four test-tubes containing the following:(a) Un – InterviewSolution

1.	Ashwini has been given four test-tubes containing the following:(a) Universal indicator(b) Distilled water(c) Sodium hydrogencarbonate(d) PhenolphthaleinWhat will be observed by Ashwini when he adds a few drops of acetic acid to each test-tube, one by one?
Answer» Ashwini has been given four test-tubes containing the following: (a) Universal indicator (b) Distilled water (c) Sodium hydrogencarbonate (d) Phenolphthalein What will be observed by Ashwini when he adds a few drops of acetic acid to each test-tube, one by one?

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