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高浓度NaOH在制备Fe(OH)_(2)中的作用——由一次药品浓度错误引发的思考与分析

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摘要 由实验时一次药品浓度错误而想到用Fe(OH)_(3)溶于NaOH的问题来解释为什么在诸多Fe(OH)_(2)制备实验改进中使用高浓度或固体NaOH会出现白色沉淀更明显的现象,并通过实验证明,高浓度的NaOH对Fe(OH)_(3)有溶解作用,有利于Fe(OH)_(2)的白色呈现。
作者 朱马尔
机构地区 甘肃省酒泉中学
出处 《中学化学教学参考》 2023年第25期61-63,共3页 Teaching Reference of Middle School Chemistry
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