Write the formula and name of sulfur oxide if it is known to be twice as heavy as oxygen.

O2 – has a relative molar mass of 16 * 2 = 32 g / mol
Sulfur has 2 oxides: SO2 and SO3
M (SO2) = 32 + 16 * 2 = 64
M (SO3) = 32 + 16 * 3 = 80 – does not fit by condition
Thaws: SO2



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