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| Q. |
Which one of the following is found in Vinegar? |
| A. | Acetic acid |
| B. | Propionic acid |
| C. | Formic acid |
| D. | Butyric acid |
| Answer» A. Acetic acid | |
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Explanation: Vinegar is a liquid consisting mainly of acetic acid (CH3COOH) and water. The acetic acid is produced by the fermentation of ethanol by acetic acid bacteria. It is mainly used as a cooking ingredient. |
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