实验室常用下列装置来制取氧气1写出图中有标号仪器的名称a酒精灯酒精灯b铁架台铁架台2用双氧水和二氧化锰来制取氧气时可选用的 Template




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tomski实验室常用下列装置来制取氧气1写出图中有标号仪器的名称a酒精灯酒精灯b铁架台铁架台2用双氧水和二氧化锰来制取氧气时可选用的 coloring