Also known as: VA., VA...
VA has various meanings in the Chemistry category. Discover the full forms, definitions, and usage contexts of VA in Chemistry.
The process of supplying or removing air by natural or mechanical means, to or from a space; such air may or may not have been conditioned. Vital to tunnel design, both to ensurethe health of workers during construction and passenger comfort in rail tunnels during their operation.
ChemistrySymbol:"V" Atomic Number:"23" Atomic Mass: 50.94amu. Vanadium is one of the transition elements. Vanadium can be found in some meteorites, crude oil, and many minerals.
ChemistryA common monomer used to make chain-growth polymers. A colorless liquid obtained by the reaction of ethylene and acetic anhydride in the presence of a catalyst. It is the monomer for polyvinyl acetate, and a comonomer and intermediate for many members of the vinyl plastics family.
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