If sulfurous acid is present, it will be oxidized to sulfuric acid and precipitated as barium sulfate by the barium chlorid.
Put a drop of concentrated nitric or sulfuric acid on a piece of colored wool cloth, or on a piece of colored silk.
The required amount of sulfuric acid should then be poured rather slowly into the water.
Hydrogen sulfide (H2S), one of the typical gases issuing from fumaroles, readily oxidizes to sulfuric acid and native sulfur.
But if the phosphate is treated with sulfuric acid it becomes more soluble and this product is sold as "superphosphate."
An oily looking liquid, sulfuric acid, an excessively powerful agent, will set it at liberty.
sulfuric acid, that there's what ye said—an' that there's what I got.
First he takes down the bottle of benzene and boils up some of this with nitric acid and sulfuric acid.
The replacement of sulfuric acid by hydrochloric has done away with that danger and the glucose now produced is pure.
Graebe and Liebermann filed their application for a patent on the sulfuric acid process as No. 1936 on June 25, 1869.
sulfuric acid sul·fu·ric acid (sŭl-fyur'ĭk)
A colorless, nearly odorless, corrosive liquid that is used occasionally as a caustic. Also called vitriol.
|sulfuric acid |
A strong corrosive acid. It combines very easily with water, making it a good drying agent. Sulfuric acid is the most widely used acid in industry. It is used to make detergents, dyes, drugs, explosives, pigments, fertilizers, and many other products. It is also the acid in lead-acid electric batteries. Chemical formula: H2SO4.