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学案:原子量:N-14,H-1,O-16,S-32一、化学式知识网络化学式1、求NH4NO3中(1)由_________种元素组成;(2)一个该...
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Evaluation Warning: The document was created with Spire.Doc for .NET.课题:质量守恒定律科目: 化学教...
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1.在实验室里加热30g氯酸钾(KClO3)和二氧化锰的混合物制取氧气,完全反应后剩余固体质量为20.4g。请计算:生成...
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