比如Fe2O3 +3H2SO4 = Fe2(SO4)3+3H2O 为什么Fe不和H配啊,类似于这样的问题,还有有关的一些配平知识,自己的经验,关键是谁和谁配,我弄不清楚

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/15 09:04:13
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