Saturated solutions in distilled h2o contain sulfide at about 4 × 10−6 mol/liter. The solubility in h2o made up of hydrogen sulfide is relatively reduce, but of the identical order of magnitude. In alkaline Remedy, the sulfides dissolve, with formation of thioarsenites or thioarsenates. These sulfides are decomposed by chilly http://https//chemscenter.com