然后和碳酸 氢钠反应又生成碳酸钠, 故答案为: 2H_2O+4CO_3^(2-)+4e^-=O_2 2 +4HCO3 ; NaOH; (7)标准状况下密度约为0.71g·L的可燃性 气体,摩尔质量为 0.71g/L ×22.4L /mol≈16 ,为甲烷, 该反应的化学方程式 Ga(CH3)3 + NH3 =3CH_4+GaN 故答案为: Ga( CH_3)_3+NH_3=3CH_4+...
For example: ZnCl4{2-} or NH2NH3{+}. Enter just an element symbol to show the common and uncommon oxidation states of the element. 元素中的第一个字符使用大写字母,第二个字符使用小写字母。例子:Fe, Au, Co, Br, C, O, N, F。 你可以用小括号()或括号[ ]。 What is an oxidation ...
平衡常数表达式,并确定KO与K或KP 、 K^0 间的关系(1) Zn(OH)_2(s)+2OH^-(nq)⇌[Zn(OH)_4]_2(2) 3Ca^(2+)(aq)+2P(n)=(Aq)(3) C_nCO_3(s)+2H^+(nq)⋅(n)+H_2O(n)(4)PbI (s)+2I (aq)**PbI{(aq)(5)Cu(OH)z(s)+4NH;(aq)=[Cu(NH1),]'+ (aq)...
(6)煅烧窑中，生成LiMn 2O 4反应的化学方程式是 。【答案】(1)MnCO 3+H 2SO 4=MnSO 4+H 2O +CO 2↑粉碎菱锰矿(2)将Fe 2+氧化为Fe 3+Fe 3+可以催化H 2O 2分解 (3) 2.8×10-9Al 3+ (4)BaSO 4、NiS (5)Mn 2++2H 2O 电解 H 2↑+MnO 2↓+2H +加入Mn (OH )2 ·1·
'staronetaahgbeesncotor(lpoHtrigoimCnlec2t-erKnicIte-mKreeOdthHaotad4q620u0.e Anommus.msToohlnueitdaioewntea)cswtniiotonht limit is 0.015 mmol/L experimentally, and no such absorption was observed in our study and thus, we conclude nlbyeozleiaemtvhemetHhoin2sigmaecnigaenhrtabt...
Mixing proper amount of Zn into Te can dramatically improve selector panerdfoervmenancacuesbeymdeetcarleliacsifnagiluIorfef, while over-doped Zn content may cause device performance in Zn-rich composition: the excessive Zn atoms in the device degradation (as shown in Fig. 2(a)) may form ...
HClO和NH3(NH3?H2O).(4)A、C、E三种元素形成的一种常见化合物,其浓溶液在加热条件下可与铜反应,该反应的化学方程式为 Cu+2H2SO4(浓) △ . CuSO4+SO2↑+2H2O. 点击展开完整题目 查看答案和解析>> 如图表示在没有通风橱的条件下制备氯气时设计的装置,图中a、b是可控制的弹簧铁夹.(氯气在饱和氯化钠溶液...
The maximum power density of the DA-SOFC using NCO cathode reaches 1.06?W·cm?2 at 800°C, superior to those of using ZCO (0.83?W·cm?2) or FCO (0.92?W·cm?2) cathode. Kinetic analysis based on the distribution of relaxation time (DRT) and electrochemical impedance spectroscopy (EIS)...
Webb, NJournal of Molecular StructureEdwards H G M,Farwell D W,Lewis I R, et al.Vibrational spectra of diammine diisocyanatozinc (Ⅱ) Zn (NCO)2 (NH3)2 and dipyridyl diisocyanato zincⅡ () Zn (NCO)2 (C5H5N)2. Journal of Molecular Biology . 1992...
Zn(NCO)2(NH3)2The mechanism for the formation of Zn(NCO)2(NH3)2in the process of urea methanolysis is investigated by using density functional theory(DFT). Two paths have been proposed and simulated to investigate the formation process. For path 1, two urea molecules are adsorbed on the ...