Chemistry, asked by habibuldbrpctsy7, 11 months ago

project on natural indicator

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Answered by vikram74
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The color of anthocyanin depends on acidity, and thus it may serve as a pH (acid/base) indicator (Figure II). ... This experiment utilizes red cabbage juice, red onion juice, blueberry juice, phenolphthalein, bromythol blue, and universal indicator for the indicators and for the acids and bases, uses .
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