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From these data,
S (rhombic) + O2 (g) → SO2 (g) ΔH°rxn = -296.06 kJ/mol
S (monoclinic) + O2 (g) → SO2 (g) ΔH°rxn = - 296.36 kJ/mol
calculate the enthalpy change for the transformation
S (rhombic) → S (monoclinic)
(Monoclinic and rhombic are different allotropic forms of elemental sulfur.)
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