Sulfurous acid — properties from Wikipedia — wikidata.cheminfo.org

Sulfurous acidSulfurous acid (United Kingdom spelling: sulphurous acid) is the chemical compound with the formula H2SO3. Read from the Chembox of the Wikipedia article Sulfurous acid, revision 1379895404.

Property

Value

Formula

H2O3S, 82.08 g/mol

pKa

1.857

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