Problem: Calculate the percentage of carbon by mass in each of the compounds represented by the following models. (Carbon atoms are black spheres, hydrogen are grey, oxygen are red.)

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Mass percent:


%mass C=mass C in cpdmolar mass cpd×100


Compound is: CH3OH

  • Molar mass CH3OH = 32.04 g/mol
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Problem Details

Calculate the percentage of carbon by mass in each of the compounds represented by the following models. (Carbon atoms are black spheres, hydrogen are grey, oxygen are red.)


CH3OH


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