”。[2](li) Suggest one condition to increase the speed of this reaction.Explain your answer.2(iii)Write a balanced chemical equation for this reaction..---.---.-... [1] 相关知识点: 试题来源: 解析 11ai Weak intermolecular force of attraction between (hydrogen chloride) molecules ...
hydrogen chloride 2) 2h 2 + o 2 a) water 3) 3h 2 + n 2 b) ammonia 4) h 2 + 2li c) lithium hydride q8. state two uses of hydrogen? answer: hydrogen is used in fuel cells to generate electricity. it is also used in the production of vanaspati fat by hydrogenation of ...
Write an equation for the laboratory preparation of Hydrogen chloride. View Solution H H2SO4 View Solution Give chemical equation for the preparation of ethyne from 1,2-dibromethane. View Solution Write the equations for the lab , preparation of [i]Na2SO4using dil ,H2SO4. [ii]PbSO4using...
(Equation4)<2002J(P1)1568>. Coupling of 3-methylbenzo-1,3-selenazole-2-selone in the presence oftriethyl phosphitein refluxing toluene afforded a diselenadiazafulvalene66. The dicationic salt of benzodiselenadiazafulvalene is formed by treatment of66with AgBF4, together with a minor ...
4.Balance the Chemical Equation: - To balance the equation, we need to ensure that the number of atoms of each element is the same on both sides. - The balanced equation is: Zn+2HCl→ZnCl2+H2 5.Conclusion: - Thus, hydrogen can be prepared by the reaction of zinc with hydrochloric acid...
Butler-Volmer equation The reversible voltage of the fuel cell is calculated based on the thermodynamic equilibrium state; in this case, the forward reaction rate is equal to the reverse reaction rate. There is no net reaction rate (no fuel cell current output). The forward reaction and the ...
The Tafel relationship between overpotential (η) and current density (j) is satisfied by the equationη = a + blogj. wherebis the Tafel slope. The Tafel plot to overpotential is a tool to quantify the extent of reaction kinetics in electrocatalytic processes. The slope of the Ta...
Robust damage-tolerant hydrogel fibers with high strength, crack resistance, and self-healing properties are indispensable for their long-term uses in soft machines and robots as load-bearing and actuating elements. However, current hydrogel fibers with
Eq. (2.4) gives the generic equation of reaction for POX. (2.4)CnHmOk+n−k2O2→nCO+m2H2 The large scale implementations require an air separation unit. The high temperatures and suitable preprocessing allow to use feeds, heavy oils, or even solid organic materials, which otherwise would be...
The Nernst equation helps in determining the water reduction potential: (2.41)Eco=EH2O/H2o+2.303RT2Fln(PH2(aOH−)2) Here, EH2O/H2o is achieved from Table 2.2, aOH− is hydroxyl ion activity, and PH2 is hydrogen partial pressure.