1.下图是实验室制取氧气的两种装置图根据要求回答下列问题1分解过氧化氢和加热高锰酸钾都能够制得氧气的原因是两种化合物中都含有氧元素 Template




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tomski1.下图是实验室制取氧气的两种装置图根据要求回答下列问题1分解过氧化氢和加热高锰酸钾都能够制得氧气的原因是两种化合物中都含有氧元素 coloring