The reaction of water decomposing into hydrogen and oxygen by electrolysis is___. A. combination reaction B. decomposition reaction C. displacement reaction D. double displacement reaction 相关知识点: 试题来源: 解析 B。水电解分解成氢气和氧气,这是分解反应。一种物质分解成两种物质。反馈...
13 Water is added to anhydrous copper(II) sulfate.What happens during the reaction? B A The copper(II) sulfate turns blue and the solution formed gets colder. B The copper(II) sulfate turns blue and the solution formed gets hotter. C The copper(II) sulfate turns white and the solution ...
chemical reaction, reaction - (chemistry) a process in which one or more substances are changed into others; "there was a chemical reaction of the lime with the ground water" 3. neutralization - (euphemism) the removal of a threat by killing or destroying it (especially in a covert operatio...
Define Watergas reaction. Watergas reaction synonyms, Watergas reaction pronunciation, Watergas reaction translation, English dictionary definition of Watergas reaction. n. 1. A gaseous mixture produced by the destructive distillation of bituminous coal
It can also pick up any nutrients, chemicals, or other wastes that were lying on the surface. All of these polluting materials then end up being transported to our oceans.Depending on what the water carried with it, surface runoff can have different damaging effects. Sediments can block light...
23. Water encourages the of iron and oxygen to form rust. A. reaction B. decomposition C. response D. answer 相关知识点: 试题来源: 解析 23.A。句意为 “水加速了铁和氧气形成铁锈这一化学反应”。decomposition意为 “分解”,response意为 “应答” ,answer意为 “回答”,reaction意为 “化学反应...
Hygroscopic substances characterized with a strong affinity with water tend to extract moisture from the atmosphere at exposure, absorbing sufficient water to form an aqueous solution which is hygroscopic in nature. When the chemical potential (μ) of water vapor in the atmosphere is greater than tha...
So often when we wake up, we already anticipate the challenges and even the prospect of interacting with person or event heightens our defense reaction. Therefore, as soon as you wake up, sit at the edge of the bed, repeat the previous practice, Pause and Center. Then, as you sit at ...
It has other different properties. Wood will burn if it is heated in air. When wood burns,it reacts with the oxygen from the air. New substances are formed. They are carbon dioxide and water. Carbon dioxide and water have different properties. Heat is given off if the combustion of any...
To nature in the widely exists of polymer polymer shell poly sugar for raw materials, in concentrated alkaline conditions Xia used a chlorine acetate and of reaction, generated has high water-soluble of O-carboxy methyl shell poly sugar, test select has shell poly sugar and a chlorine acetate ...