14.液態乙醇的蒸發熱為+38.56kJ/mol、燃燒熱為-1,370.7kJ/mol,試求 1g 氣態乙醇的燃燒熱?
(molar masses:C = 12.0 g,H = 1.0 g,O = 16.0 g)
(A) -1,409.26 kJ
(B) +1,409.26 kJ
(C) -1,276.7 kJ
(D) -30.6 kJ
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統計: A(14), B(1), C(6), D(6), E(0) #3236487
統計: A(14), B(1), C(6), D(6), E(0) #3236487