A solution changes the colour of the turmeric indicator from yellow to red. The solution is

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Basic

Cannot be predicted

Acidic

Neutral

answer is A.

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Detailed Solution

Acid-base indicators (also known as pH indicators) are substances that change colour when exposed to acid or base.

Turmeric is a naturally occurring yellow compound. When acid or neutral solutions are added to turmeric compound, which is an acid-base indicator, it remains yellow. When basic solutions, such as sodium hydroxide, are added to the solution, it turns red.

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