Question

What is oleum? Define it where it is used?​

Answer 1

Answer:

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Oleum is a useful form for transporting sulfuric acid compounds, typically in rail tank cars, between oil refineries (which produce various sulfur compounds as a byproduct of refining) and industrial consumers. ... Solid oleum can be converted into liquid at the destination by steam heating or dilution or concentration.

Answer 2

Answer:

Oleum, or fuming sulfuric acid, is a term referring to solutions of various compositions of sulfur trioxide in sulfuric acid, or sometimes more specifically to disulfuric acid. Oleum is identified by the CAS number 8014-95-7.Certain compositions of oleum are solid at room temperature, and thus are safer to ship than as a liquid.

Explanation:

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