fehling's solution

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Definitions of fehling's solution words

noun fehling's solution a blue solution of copper sulfate, Rochelle salt, and sodium hydroxide, used to test for the presence of a sugar, aldehyde, etc. 0
noun fehling's solution (chemistry) an alkaline solution of copper sulphate which changes from blue to red in the presence of an aldehyde or a reducing sugar. 0

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A common word. It’s meaning is known to most children of preschool age. About 97% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

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