Problem: Calculate the percentage by mass of oxygen in the following compounds.cocaine, C17H21NO4

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Mass % O:


% mass O=mass O in C17H21NO4molar mass C17H21NO4 ×100

  • molar mass C17H21NO4 = 303.35 g/mol
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Problem Details

Calculate the percentage by mass of oxygen in the following compounds.

cocaine, C17H21NO4

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