Why kmno4 self indicator?
Score: 4.3/5 (15 votes) KMnO4 solutions are dark purple. When used as a titranttitrantIn 1828, the French chemist Joseph Louis Gay-Lussac first used titre as a verb (titrer), meaning "to determine the concentration of a substance in a given sample". Volumetric analysis originated in late 18th-centur...