右图所示的是某化学反应前后粒子数目和种类的变化情况该反应的反应类型是 A化合反应 B置换反应 C分解反应 D复分解反应——青夏 Template




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tomski右图所示的是某化学反应前后粒子数目和种类的变化情况该反应的反应类型是 a化合反应 b置换反应 coloring