Which the correct statement regarding universal indicator is
(i) It is the mixture of HCl and NaOH
(ii) It is the mixture of many indicators
(iii) It is a solution of phenolphthalein in alchohol
(iv) It is a solution of phenolphthalein in water
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Answer:
Fourth option is correct
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Answer:
(ii) it is the mixture of many indicators
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