23. Given the thermochemical equation 2SO2 + O2 → 2SO3, △H°rxn = –198 kJ/mol, what is the standard enthalpy change for the decomposition of one mole of SO3?
(A) 198 kJ/mol
(B) –99 kJ/mol
(C) 99 kJ/mol
(D) 396 kJ/mol
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統計: A(0), B(1), C(0), D(0), E(0) #4042004
統計: A(0), B(1), C(0), D(0), E(0) #4042004