题目内容
(1)____S+____KOH===____K2S+____K2SO3+____H2O
(2)____P4+____KOH+____H2O===____K3PO4+____PH3
答案 (1)3 6 2 1 3 (2)2 9 3 3 5
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题目内容
(1)____S+____KOH===____K2S+____K2SO3+____H2O
(2)____P4+____KOH+____H2O===____K3PO4+____PH3
答案 (1)3 6 2 1 3 (2)2 9 3 3 5