What is the chemical equation for the reaction? A. H₂ + CuO = Cu + H₂O₂ B. H₂ + CuO = Cu + O₂ C. H₂ + CuO = Cu + H₂O D. H₂ + Cu₂O = Cu + H₂O 相关知识点: 试题来源: 解析 C。中文解析:氢气还原氧化铜的化学方程式为 H₂ + CuO = Cu +...
A chemical equationcan be used to describeaphysicalreaction, which involvesachangeofstates, for example, melting, sublimation, evaporation, etc. 化学方程式被用来描述一个化学反应,其中包含了状态的改变,比如说融化、升华和蒸发等。 ParaCrawl Corpus
The chemical equation for the reaction between sodium and chlorine is___. A. Na+Cl₂=NaCl₂ B. 2Na+Cl₂=2NaCl C. Na+2Cl₂=NaCl₂ D. 2Na+2Cl₂=2NaCl₂ 相关知识点: 试题来源: 解析 B。钠和氯气反应生成氯化钠,化学方程式为 2Na+Cl₂=2NaCl。A 选项产物氯化钠的化学式错误...
cause serious chemical reaction and equipment rupture, and result in death, serious injury, and property damage. graco.com 否则会导致剧烈 的化学反应和设备 破裂,并可造成严重的人员伤亡及财产损失。 graco.com [...] used for ad hoc strategic airlift requirements and inter-mission support flights...
If we wish to write an equation for the chemical reaction between the elements phosphorus and oxygen, we begin with the formulae for the molecules of phosphorus and oxygen. P4 (s) + O2 (g)---> [※s = solid , g = gas.] Again, we state the formulae of the molecules which reac...
The chemical equation for the reaction between hydrogen and oxygen to form water is ___. H₂+O₂→H₂O A. Two hydrogen plus one oxygen makes one water. B. Two hydrogens and one oxygen form one water. C. Two hydrogen molecules react with one oxygen molecule to form one water mol...
网络化学反应的通式 网络释义 1. 化学反应的通式 基础... ... 共性 General Characteristics化学反应的通式general equation for a chemical reaction霍夫曼规则 Gofmann rule ... yingyucihui.scientrans.com|基于51个网页
Which of the following is the correct chemical equation for the reaction between hydrogen and oxygen? A. H₂+O₂=H₂O B. 2H₂+O₂=2H₂O C. H₂+2O₂=2H₂O D. 2H₂+2O₂=4H₂O 相关知识点: 试题来源: 解析 B。氢气和氧气反应生成水,化学方程式为 2H₂+O₂...
If we wish to write an equation for the chemical reaction between the elements phosphorus and oxygen, we begin with the formulae for the molecules of phosphorus and oxygen. P4 ---> [※s = solid , g = gas .] Again, we state the formulae of the molecul
What is the correct chemical equation for the reaction between iron and oxygen? A. Fe + O₂ = Fe₂O₃ B. 2Fe + O₂ = 2FeO C. 4Fe + 3O₂ = 2Fe₂O₃ D. 3Fe + 2O₂ = Fe₃O₄ 相关知识点: 试题来源: ...