Question

Need help showing work for 3.1 problems A through F

formula , so we multiply the 2 to give the correct whole num empirical formula Al2Os, (Al1o01s)(2). ET 3 3.1 Determine the empirical and molecular formulas of the following substances: (a) hydrogen peroxide; 5.94% H, 94.06% 0; MM = 34.01 g mol-1 (b) disilane; 9.73% H, 90.27% Si; MM = 62.23 g mol-1 (c) benzovi peroxide; 69.42% C, 4.16% H, 26.42% 0; MM = 242.22 g mol-1 (d) phosphorus sulfide; 27.87% P, 72.13% S; MM = 444.58 g mol-1 (e) disulfiram (Antabuse); 40.50% C, 6.80% H, 9.45% N, 43.25% S; MM = 296.54 g mol-1 (f) alumina; 52.91% Al, 47.08% 0; MM-101.96 g mol-1 Determine the percent composition of the following compounds: (a) BFa (d) Ni(CO)4 (e) (NH4)Cr2O 3.2 (b) KCN (c) BaSO4 halaucad chemical equation can be used to write

Answer 1

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