Mass fraction of sulfur in combination with oxygen is 40%. Print the formula for this substance.
| August 22, 2021 | education
MS = 32 amu, MO = 16 amu, ratio 40%: 60% = 2: 3 by mass, while the mass ratio is 2: 1. Thus, the number of molecules is: sulfur – 2/2 = 1, oxygen – 3/1 = 3 and the formula of the substance: SO3.
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