Question

phenolphthalein is a synthetic and it's colour in acidic and base solution resepesctly are?​

Answer 1

Answer:

Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and pink in basic solutions.

Chemical formula: C20H14O4

Molar mass: 318.328 g·mol−1

Solubility in water: 400 mg/L

Melting point: 258–263 °C

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