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muh0550

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[求助] 硝酸镧的制备 已有1人参与

想制点硝酸镧,想利用氧化镧和硝酸反应制得,但是,它们之间好像不反应。我加入很多硝酸,但是烧杯底部还是会沉淀出白色粉末,这期间试过加热,并且频繁搅拌,求解,谢谢!

[ Last edited by sddtc888 on 2014-3-25 at 23:16 ]
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jiagle

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【答案】应助回帖

★
感谢参与,应助指数 +1
sddtc888: 金币+1, 感谢应助,欢迎常来! 2014-03-26 18:21:22
反应肯定是没有问题的,关键是酸的浓度,浓度如果太高,是没有办法完全溶解,反应减速。
2楼2014-03-26 17:14:46
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