Solved: Calculate the percentage by mass of oxygen in the following compounds: (a)
Chapter 14, Problem 3.23(choose chapter or problem)
Calculate the percentage by mass of oxygen in the following compounds: (a) morphine, C17H19NO3; (b) codeine, C18H21NO3 (c) cocaine, C17H21NO4; (d) tetracycline, C22H24N2O8; (e) digitoxin, C41H64O13; (f) vancomycin, C66H75Cl2N9O24.
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