配平下面方程式：
(1)_____Cu₂(OH)₂CO₃=_____CuO+_____CO₂+_____H₂O   
(2)_____KMnO₄=_____K₂MnO₄+_____MnO₂+_____O₂   
(3)_____Al+_____Fe₃O₄=_____Fe+_____Al₂O₃
(4)_____Al+_____H₂SO₄=_____Al₂(SO₄)₃+_____H₂
(5)_____Al(OH)₃+_____HCl=_____AlCl₃+_____H₂O   
(6)_____C₂₂H₄₆+_____O₂=_____CO₂+_____H₂O