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← ScienceWhich outcome results when concentrated sulfuric acid contacts sucrose?
A)Carbon skeleton dehydration causes elemental carbon formation✓
B)Esterification reduces molecular mass immediately
C)Hydrogen sulfide precipitates form gradually
D)Carbon dioxide undergoes accelerated hydration
💡 Explanation
Sulfuric acid's hygroscopic nature pulls water from sucrose via dehydration, resulting in carbon formation, because dehydration removes hydrogen and oxygen atoms in a 2:1 ratio. Consequently, carbon remains rather than new sulfide compounds, which require different reaction pathways.
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