规格 请选择规格 属性 产品名称:硫酸亚铁 CAS:111 产品等级:化学纯 粒度:20 执行质量标准:国标 货号:001 品牌:琳盛 厂家(产地):山东 是否危险化学品:否 含量:90 型号:工业 产地:山东琳盛化工厂 是否进口:否 评价 0.0 济南琳盛化工有限公司 12年 -- 回头率 -- 近90天买家数 货描 -- 响应 -- ...
ChemInform Abstract: Scope and Limitation for FeSO4‐Mediated Direct Arylation of Heteroarenes with Arylboronic Acids and Its Synthetic Applications.doi:10.1002/chin.201426044C-CbondformationpyridinederivativespyrazinederivativesThe FeSO4-mediated direct arylation of heteroarenes with arylboronic acids in the ...
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?xml:namespace> 查看完整题目与答案 Before marriage, the couple can take some courses for preparation. A. Right B. Wrong C. Not mentioned 查看完整题目与答案 33预制桩施工中,打混凝土管桩时,最大落距不得大于( ) A. 0.8m B. 1.5m C. 1.8m D. 2.0m 查看完整题目与答案 科学...
Product name: Ferrous Sulphate Monohydrate Product Description Name: Ferrous sulphate Application: Water treatment, agriculture,industry Packing: 25kg/Bag, 50kg/Bag,1000kg/Bag Appearance: off white Shelf Life:24 Months 1.Ferrous sulfate can be used as fert...
铁与硫酸铜反应,属于置换反应,故B错误;?xml:namespace> C.氢氧化钠和二氧化碳反应虽生成盐和水,但二氧化碳属于非金属氧化物,故C错误; D.CaCO3属于盐, 结果一 题目 1 化学方程式配平常用方法(1) P + O2 点燃 P2O5 (2) C + O2 点燃 CO(3) Al + O2 点燃 Al2O3 (4) Fe + O2 点燃 Fe3O4...
B. b) import module_name C. c) include module_name D. d) load module_name 查看完整题目与答案 交流调压电路通常不包含以下哪个元件? A. 电感 B. 电容 C. 变压器 D. 晶闸管 查看完整题目与答案 声响教学是为( )做准备 A. 跳舞 B. 歌唱 C. 钢琴 D. 跑步 查看...
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Name the acid and base that would react to make barium sulfate. What is the correct name for FeSO4? Find the empirical formula of FeSO_4. Write the name of the acid with the formula H3PO4. What is the name and formula of the anion in this acid? Write the formula for ...
If you are given a written name for a salt compound, then you can identify its molecular formula by first splitting the name into two parts. Answer and Explanation: Answer: b This is a salt compound with the written name of Iron (II)...