Calculate the mass fractions of carbon and oxygen in carbon monoxide (II).

univerkov | January 5, 2021 | education

To calculate the mass fractions of elements in a molecule, it is necessary to divide the atomic masses of the elements, multiplied by the number of atoms, by the total mass of the molecule and multiply by 100%.
M CO = 28 amu Share C = 12/28 * 100% = 42.86%, share O = 16/28 * 100% = 57.14%.

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