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本文结合实例从质量守恒、元素守恒、得失电子守恒、电荷守恒及化合价守恒五个方面阐述了守恒法在高考化学选择题中的应用。
In this paper, examples of conservation from conservation of energy, conservation of elements, conservation of charge and loss, conservation of charge and the valence conservation five aspects of the application of conservation in the college entrance examination chemistry choice.