A. products to reactants. B. reactants to products. C. catalysts to reactants. D. products to catalysts. 相关知识点: 试题来源: 解析 B。解析:在化学反应方程式中,箭头是从反应物指向产物。选项 A 方向错误。选项 C 和 D 催化剂不是反应的主要物质,箭头不指向它们。反馈 收藏 ...
住长采家个张使五老家准说身到话不众亲须斗住长采家个张使五老家准说身到话不众亲须斗In a chemical equation, the arrow means ___
Description Try to insert a chemical equation like this \ce{H2}+\ce{O2}\ce{->[Heating]}\ce{H2O}, The text intersects with the arrow as follows: Actual Behavior The text intersects with the arrow Expected Behavior I expected it to be rend...
Identify the type of reaction shown in the following chemical equation. {eq}MgO(s) + CO_2(g) \to MgCO_3(s) {/eq} Reaction Types: There are hundreds of thousands of compounds (on earth) and even more in reactions such that it would not be ...
in chemical potentials being minimized. Entropy changes must be made to capture all types of non-equilirbium motions or changes. Such a defender might proceed to argue against the possibility of any truly uniform rectilinear motion on account of ever present gravitational interactions which cannot ...