摘要：1s22s22p63s23p1 (3)Al3++4OH-=AlO2-+2H2O (4)4NH3(g)+5O2(g)4NO(g)+6H2O(g)△H=-40Q kJ·mol-1 (5)Cu2++2e-=Cu H2-2e-+2OH-=2H2O

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