(1)_ 5 _ C+ _ 4 _ KMnO 4+ _ 6 _ H 2SO 4→ 5 _CO 2↑+ 4 _MnSO 4 + _ 2 _K 2SO 4+ _ 6 _H 2O
(2)①2.67;②<1;③<
(3)CH 3OH(l)+ O 2(g) =CO(g) + 2H 2O(l)△H=﹣442.8 kJ/mol
(4)提供高温环境使KHCO 3分解
(5)5.6×10 -5mo1/L
(1)_ 5 _ C+ _ 4 _ KMnO 4+ _ 6 _ H 2SO 4→ 5 _CO 2↑+ 4 _MnSO 4 + _ 2 _K 2SO 4+ _ 6 _H 2O
(2)①2.67;②<1;③<
(3)CH 3OH(l)+ O 2(g) =CO(g) + 2H 2O(l)△H=﹣442.8 kJ/mol
(4)提供高温环境使KHCO 3分解
(5)5.6×10 -5mo1/L