如右图所示装置观察到“铁� 上浸有无色酚酞试液的棉团由白色变为红色.该实验中没有涉及到有关氨的性质是 A.氨分子是不断运动的b.氨分子有 Template




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tomski如右图所示装置观察到“铁� 上浸有无色酚酞试液的棉团由白色变为红色.该实验中没有涉及到有关氨的性质是 a.氨分子是不断运动的b.氨分子有 coloring