Which one is stronger acid, H2SO4 or H2SO3? Explain briefly. Which acid below, based on its K_a value, is the strongest acid? Acid 1: K_a = 4.96 x 10^-11 Acid 2: K_a = 1.12 x 10^-6 Acid 3: K_a = 3.25 x 10^2 Acid 4: K_a = 4.55 x 10^1 Acid...
Which of the following is a polyprotic acid? a) HCl b) HNO3 c) H2SO4 d) H3PO4 e) both c and d Compare the conductivity of HCl and H3PO4. How many ions would be produced for each acid if complete dissociation occurs? Do the conductivity values support complete dissociation...
HCl, HF or heated H2SO4 solutions can produce dull (matte, whitish) finishes. These should afterwards be passivated in an appropriate nitric or heated citric acid ⇦ this on eBay or Amazon [affil links] solution. Perhaps best to purchase satin and dull (e.g., No. 2D) finished ...
Sulphuric acidis a mineral acid with the molecular formula H2SO4. It is a colorless, odorless gluey liquid that is soluble in water. Its acidic solid nature makes it highly corrosive. It is also hygroscopic, meaning it readily absorbs water vapor from the air. Even at moderate concentrations...
a在H2SO4和HF介质中所制备的纳米TiO2材料为锐钛矿晶相,且在HF介质中所制备的纳米TiO2材料具有001面; The nanometer TiO2 material prepares which in H2SO4 and in the HF medium is the anatase crystalling phase, also the nanometer TiO2 material which prepares in the HF medium has 001;[translate] ...
H H2SO4 macrumors 603 Nov 4, 2008 5,905 7,345 May 14, 2020 #648 When using Brigadier to install BC5 drivers has anybody had the Windows installer complain that you need to be running Win7?leoaf79 macrumors member Mar 28, 2013 51 7 May 21, 2020 #649 h9826790 said: [...
Of Nb and Ta trom concd .Hf-H2SO4 soln 正在翻译,请等待... [translate] a由于航班取消了 Because the scheduled flight cancelled [translate] aAllow SB to do sth 允许SB做sth [translate] acooling thermostat 冷却的温箱 [translate] aHappy sky 愉快的天空 [translate] a这家餐馆不大,里面有30...
E. H2SO4 F. H2O2 查看完整题目与答案 系统的日志文件放在下面哪一个目录中?() A. /var B. /boot C. /bin D. /home 查看完整题目与答案 某中学九年级A、B两班同学做常见酸和碱与指示剂反应的实验,使用的试剂如图 所示.实验后废液分别集中到废液缸中.某研究小组对此废液进行了检测,结果如...
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What is the oxidation number of the sulfur atom in H2SO4? What is a transition metal that always has a +1 oxidation number? What is the oxidation state of manganese? What is the oxidation number of carbon in NaHCO3? What is oxidation and reduction? What is the oxidation number of potas...