A sample of the black mineral hematite, an oxide of iron found in many iron ores. contains 34.97 g of iron and 15.03 g of oxygen . What is the empirical formula of hematite
A sample of the black mineral hematite, an oxide of iron found in many iron ores. contains 34.97 g of iron and 15.03 g of oxygen . What is the empirical formula of hematite
