A. endothermic B. exothermic C. isothermal D. adiabatic 相关知识点: 试题来源: 解析 B。本题考查化学反应的类型。A 选项 endothermic 是吸热的。B 选项 exothermic 是放热的,符合题意。C 选项 isothermal 是等温的。D 选项 adiabatic 是绝热的。反馈...
A. exothermic B. endothermic C. chemical D. reactive 相关知识点: 试题来源: 解析 A。释放热量的化学反应称为“exothermic(放热的)”反应,B 选项“endothermic”是吸热的,C 选项“chemical”是化学的,D 选项“reactive”是反应性的,都不符合题意。反馈...
apichets 水罐 [translate] aHeat liberated in the exothermic reaction between the ore and concentrated sulfuric acid is utilized for the evaporation of the dilute hydrolysis acid. 在放热反应解放的热在矿石和被集中的硫酸之间为稀释加水分解酸的蒸发被运用。 [translate] ...
Heat pack, in which the warmth is produced by exothermic reaction, in particular, for heating of hair windingGRAH KURT
[translate] a亲爱的女士们,男士们 Dear ladies, gentlemen [translate] aThe reaction is exothermic and the heat given off can be use in-site to drive the steam-methane reforming reaction 反应是放热的,并且被释放的热可以是驾驶蒸汽甲烷的用途在站点改革反应 [translate] ...
When a chemical reaction releases heat, it is said to be exothermic; the heat content of the products is less than that of the reactants, and the change in enthalpy, ___, has, by convention, a negative value.A.HB.△ SC.△ GD.△ H的答案是什么.用刷刷题APP
Smilowitz, in Theoretical and Computational Chemistry, 2022 3.2.3 Dark zone burning mechanism The complex reaction of CH2O with NO2 provides a source of exothermicity that is relatively low compared to subsequent reactions but important to the overall decomposition of both HMX and PETN [32]. We...
The chemical reactant and the carbon dioxide react in the dispersion exothermically to produce a chemical reaction product. The flow rate of liquid carbon dioxide can be controlled to control the reaction temperature without the encessity for providing any reactor cooling or heat exchange apparatus....
Nearly all reactions go faster as the temperature increases — exothermic reactions included. The reaction between oxygen in the air and the chemicals in the tip of a match, for example, is so slow at room temperature that nothing seems to happen. When you heat up the tip of the match by...
Is burning a candle a chemical reaction? Is an explosion a chemical reaction? What types of reactions are always exothermic? How does a chemical reaction produce heat? What happens to the reactants in a chemical reaction? How does a combination reaction differ from a decomposition reaction?