实验室制氢气并用氢气还原氧化铜有以下主要实验步骤�检查氢气�生装置的气密性 ��氢气�生装置中加药品 �给试管中的氧化铜加热 �停止加热 � Template




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tomski实验室制氢气并用氢气还原氧化铜有以下主要实验步骤�检查氢气�生装置的气密性 ��氢气�生装置中加药品 �给试管中的氧化铜加热 coloring