二硫化亚铁燃烧放出的热量大.已知二者燃烧热数据:
S(s) + O2(g) = SO2(g) △H = -297.23KJ/molFeS2(s) + 11/4 O2(g) = 1/2 Fe2O3(s) + 2SO2(g) △H=-853kJ/mol