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Definition of Sulfurous acid
1. Noun. (inorganic compound) The weak acid, H2SO3, present in a solution of sulfur dioxide in water; it is a reducing agent and mild bleach. ¹
¹ Source: wiktionary.com
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1. Noun. (inorganic compound) The weak acid, H2SO3, present in a solution of sulfur dioxide in water; it is a reducing agent and mild bleach. ¹
¹ Source: wiktionary.com