Hydrochloric acid is the reducing agent C. Zinc is oxidized D. Hydrogen in hydrochloric acid is oxidized 相关知识点: 试题来源: 解析 C。解析:反应方程式为Zn + 2HCl = ZnCl₂+ H₂↑。锌的化合价从0升高到 + 2,根据氧化还原反应电子转移的本质,化合价升高的锌失去电子被氧化。反馈 收藏 ...
1. In the reaction Zn + HCl = ZnCl2. + H2. Indicate the schiotometric coefficients used to adjust it, in the order in which the substances appear. Select one: to. 1, 2, 1, 2 b. 2.1 1, 1 c. 1, 2, 1, 1 d. 1,1, 1,...
This investigation intends to explore the effects that the concentration of reactants has on the rateof a reaction between zinc and hydrochloric acid. Solid zinc will be placed in varyingconcentrations of hydrochloric acid solution, and the rate of disappearance of the acid will bemonitored and ...
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Dynamics of the Cl + CH 3 CN reaction on an automatically-developed full-dimensional ab initio potential energy surface A full-dimensional analytical potential energy surface (PES) is developed for the Cl + CH3CN reaction following our previous work on the benchmark ab initi... P Toth,T Szuc...
value, significantly inTZ1, with increasing the inhibitor concentration. Indicating that the CS becomes less active toward dissolution reaction in inhibitor-containing acid compared to that in free acid. According to PP and OCP tests,TZ1is more effective to be used as a corrosion inhibitor thanTZ2...
Full size image The leaching ratio increases with increasing the reaction time and the stirring speed. However, time and energy consumption need to be balanced. For time, 90 min is selected in this experiment with the leaching ratio 69.32 % at 300 r·min−1. 3.5 Effect of the liquid to...
Complete and balance the following equation: Zn(s) + HCl(aq) arrow Complete and balance this neutralization reaction: NaOH(aq) + HCl(aq) arrow Determine whether or not the following reaction occurs. If it does, write the balanced equation....
Check access to the full text by signing in through your organization. Access through your organization Section snippets Preliminary thermodynamic analysis From the thermodynamic point of view, the preferred growth conditions are those when the equilibrium constant (Kp) of the chemical reaction between...
Multi-component synthesis of 2-amino-6-(alkylthio)pyridine-3,5-dicarbonitriles using Zn(II) and Cd(II) metal–organic frameworks (MOFs) under solvent-free ... Multi-component synthesis of 2-amino-3,5-dicarbonitrile-6-thio-pyridines has been developed by using the reaction of aldehydes, malo...