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2018-11-28 17:32發(fā)布了問答
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為什么一般情況下液面表面是水平的?平面表面收到的表面張力如何?
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2018-11-23 09:48發(fā)布了問答
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聯(lián)吡啶吸附二氧化碳是化學吸附還是物理吸附
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2018-04-21 13:17發(fā)布了問答
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頭像老鼠身體長尾巴長是什么動物
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2017-12-15 23:27發(fā)布了問答
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測定正丁醇水溶液的表面張力時,濃度應(yīng)該是由稀到濃,為什么
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2017-08-25 05:06發(fā)布了問答
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含有重金屬的廢液可以進入廢水站嗎
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2016-09-26 22:26發(fā)布了問答
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將大塊的物體搗碎,表面張力如何變化
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2016-04-16 20:23發(fā)布了問答
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液體表面張力的方向
- 就不知道方向是怎樣的。練習冊說,跟液面相切,垂直于液面的邊界線。但看不明白。
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2015-03-26 07:16發(fā)布了問答
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高中生物包埋法化學結(jié)合發(fā)物理吸附法各自的優(yōu)劣
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2014-07-01 00:35發(fā)布了問答
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活性炭吸附水中的雜質(zhì)是物理性質(zhì)還是化學性質(zhì)
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2011-03-07 21:54發(fā)布了問答
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化學專業(yè)英譯漢 急求幫助??!
- Precious metals are found in the process and wastewater streams of various industries including mining [1,2], ore and metal processing [3], semiconductor and electronic manufacturing [4,5] and e-Waste recycling [6,7]. Numerous works discu... Precious metals are found in the process and wastewater streams of various
industries including mining [1,2], ore and metal processing [3], semiconductor and
electronic manufacturing [4,5] and e-Waste recycling [6,7]. Numerous works discuss
the use of adsorption for precious metal separation and recovery [8-17]. Selective
adsorption is an attractive technology for separation, removal and recovery of
precious metals. Gold [9], silver [10], platinum [11] and palladium [12] were
selectively adsorbed from binary and complex mixtures and recovered at high purity
using polymeric resins [13] and adsorbents made from MCM-41 [14-16 ] and SBA-15
[17]. Tsezos and coworkers [18] reported the adsorption of palladium, gold, uranium,
yttrium, silver and nickel by biomass derived from two bacteria strains. They
observed that the biosorbents preferentially adsorbed gold and silver, both classified
as soft metals according to Pearson’s hard-soft acid-base (HSAB) principle [19]. 展開
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2010-10-12 18:09發(fā)布了問答
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比表面積和細度有什么關(guān)系?
- 我做了個礦粉和一個石粉,礦粉密度:2.858克每立方厘米,細度 2.7%(篩余百分比),體積 1.92立方厘米。石粉密度:2.69克每立方厘米,細度 24.9%(篩余百分比),體積 1.92立方厘米。結(jié)果做差ulaide比表面積 礦粉是:321 石粉是:343 怎么反過來石粉的比表... 我做了個礦粉和一個石粉,礦粉密度:2.858克每立方厘米,細度 2.7%(篩余百分比),體積 1.92立方厘米。石粉密度:2.69克每立方厘米,細度 24.9%(篩余百分比),體積 1.92立方厘米。結(jié)果做差ulaide比表面積 礦粉是:321 石粉是:343 怎么反過來石粉的比表面積比礦粉的打呢? 展開
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2010-04-09 04:38發(fā)布了問答
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硅膠的化學性質(zhì)
- 硅膠的化學性質(zhì),
如果不能全面,就給個常見的反應(yīng)。
如果可以用物理方法把它和別的物質(zhì)結(jié)合也可。
有全面的給分給全面的。
Z好有方程式
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2009-07-19 02:53發(fā)布了問答
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彼奧德bet比表面積及孔隙測定儀公司地址
- 需要bet比表面積及孔隙測定儀公司地址,謝謝!
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2008-07-17 19:02發(fā)布了問答
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結(jié)合能(binding energy)和吸附能(adsorption energy)的區(qū)別
- 很多文獻是二者混用,不知道這兩個有什么區(qū)別,希望能得到詳細的回答,具體的應(yīng)用范圍.謝謝