3.某化学兴趣小组的同学在老师的指导下正确完成如图所示两个实验.查阅资料得知铜和氧气在加热的条件下反应生成�色固体氧化铜.1实验一中 Template




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tomski3.某化学兴趣小组的同学在老师的指导下正确完成如图所示两个实验.查阅资料得知铜和氧气在加热的条件下反应生成�色固体氧化铜.1实验一中 coloring