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| 1. |
Citric acid is present in free form in |
| Answer» <html><body><p> Lemon</p><br/><br/><p>Lemons, <a href="https://interviewquestions.tuteehub.com/tag/oranges-1138143" style="font-weight:bold;" target="_blank" title="Click to know more about ORANGES">ORANGES</a>, limes, and other citrus fruits naturally possess <a href="https://interviewquestions.tuteehub.com/tag/high-479925" style="font-weight:bold;" target="_blank" title="Click to know more about HIGH">HIGH</a> concentrations of <a href="https://interviewquestions.tuteehub.com/tag/citric-2517888" style="font-weight:bold;" target="_blank" title="Click to know more about CITRIC">CITRIC</a> <a href="https://interviewquestions.tuteehub.com/tag/acid-847491" style="font-weight:bold;" target="_blank" title="Click to know more about ACID">ACID</a>. The juice of the lemon is about 5% to 6% citric acid, which gives lemons a sour taste. In fact, Citric acid was <a href="https://interviewquestions.tuteehub.com/tag/first-461760" style="font-weight:bold;" target="_blank" title="Click to know more about FIRST">FIRST</a> isolated in 1784 by the chemist Carl Wilhelm Scheele, who crystallized it from lemon juice.</p></body></html> | |