Final answer:
Citric acid is an organic acid found in citrus fruits, with a melting point of around 153 °C. It is widely used as a flavoring and preservative, particularly in soft drinks.
Explanation:
Citric acid is a weak organic tricarboxylic acid found naturally in citrus fruits. It acts as an intermediate in the citric acid cycle, a central metabolic pathway in aerobic organisms. The dominant use of citric acid is as a flavoring and preservative in food and beverages, especially soft drinks.
The melting point of citric acid is approximately 153 °C. This information can be sourced from the Handbook of Chemistry and Physics which provides detailed physical properties of various compounds.
Many carboxylic acids like citric acid occur naturally in plants and animals and are used to give tart flavors to foods, showcasing their significance in both natural and commercial settings.
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