Tollen's reagent and Fehling solution distinguish many elements in the same functional classes, how do they distinguish carbonyl compounds ( aldehydes and ketones ).
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How many molecules are found in 1.32 mol of nacl?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

An observation that requires measurement is called quantitative observable or qualitative