presence of oxalate ion in gauva

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This presentation explores the role and measurement of oxalate ions in guavas, particularly highlighting their impact during different ripening stages. The study begins with an introduction to guavas and oxalates, detailing guava's vital vitamin C content and oxalate's function in plant and animal metabolism. It delves into theory and method, outlining the extraction and titration procedures using H₂SO₄ and KMnO₄ to track color change as an endpoint. Guavas at raw, semi-ripe, and ripe stages...