Mass fraction of sulfur in oxide 40%. Determine the oxide formula
| December 11, 2020 | education
First, we find the molar mass:
M (SO3) = 32.065 + 16 * 3 = 80 (g / mol)
M (S) / M (SO3) = 32/80 = 2/5 = 0.4 = 40%
Answer: the oxide formula is SO3.
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