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A compound containing sulfur,nitrogen,and hydrogen has a composition of 86.6% sulfur,12.6% nitrogen,and 0.91% hydrogen by mass.A solution prepared by dissolving 3.130 g of this compound in 25.00 g of bromoform,CHBr3,produces a solution that freezes at -0.31°C.What is the molecular formula of the compound? (Kf for bromoform is 14.4°C/m,and pure bromoform has a freezing point of 7.8°C.)
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