20.下列哪一個反應的反應速率最快?
(A)MnO4-(aq) + 5Fe2+(aq) + 8H+(aq) →Mn2+(aq) + 5Fe3+(aq) + 4H2O
(B)2MnO4-(aq) + 5C2O4 2-(aq) + 16H+(aq) → 2Mn2+(aq) + 10CO2(g) + 8H2O
(C) CH3CH2OH(l) + 3O2(g) →2CO2(g) + 3H2O(l)
(D)CH3COOH(l) + CH3CH2OH(l) → CH3COOCH2CH3(l) + H2O
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統計: A(15), B(4), C(4), D(12), E(0) #2196252
統計: A(15), B(4), C(4), D(12), E(0) #2196252