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Universal indicator is a solution which contains several acid base indicators and provided sufficient color changes to estimate pH over a wide range. One such indicator contains a mixture of thymol bl...

Universal indicator is a solution which contains several acid base indicators and provided sufficient color changes to estimate pH over a wide range. One such indicator contains a mixture of thymol blue, phenolphthalein, and methl orange. Determine the color of this indicator at a) pH=1.5, b) pH=4, c) pH 6.5, d) pH=9, and e) pH=11.5. Explain reasoning.

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PM Tan华。t inaicahr, given belew :- J Phenolphtholn shews pink coleur in baie colourless in aci d (range upto gy-loo) ColouyAe

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