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Mods. Empirical Formula of an Oxide of Tin. Purpose: Within completing this lab, it was intended for the experimenter (student) to determine the empirical formula of an oxide of Tin by means of experimenting. This goal would be accomplished by finding the masses of the various substances experimented with, which 30 mesh tin, Tin Oxide, and Oxygen.
Calculate the empirical formula of each compound with the following percent composition. (A) 94.1% O, 5.9% H 94.1 g O | 1 mole O = 5.88 moles O 5.9 g H | 1 mole H = 5.9 moles H | 16 g O | 1 g H 5.88 = 1 5. 9 = 1 5.88 5.88 Therefore, empirical formula is OH.. Write the formula and the name for the compounds formed from these pairs of substances. (A) barium and sulfur (B) calcium and nitrogen BaS; barium sulfide Ca3N2; calcium nitride (C) lithium and oxygen (D) copper (II) and iodine Li2O; lithium oxide CuI2; copper (II) iodide.