of分子帮助the计算分子量分子量计算计算分子量The 系统标签: 分子量calculatemolecularweightmoles计算 Molar Mass, Moles and Avogadro’s Number Calculate the molar mass of: 1) (NH 4 ) 2 S 68.16 g 2) Fe 2 O 3 159.7 g 3) KClO 4 138.55g 4) SF 6 146.06 g 5) (NH 4 ) 2 SO 4 132.16 ...
Calculate the molar mass of the ionic compound cobalt(Il) oxide. Calculate the empirical formula of a compound that is composed of 5.13 g of Cr and 2.37 g of O. Determine the empirical formulas of the compounds with the following compositions by mass: a) 55....