胺类对乙酸的萃取为化学萃取,反应平衡常数与萃取平衡分配系数有一定联系。
The extraction of acetic acid by amines is a kind of chemical extraction. There are some connections between reaction equilibrium constant and distribution equilibrium constant.
常用工具模块可进行混合组份热容,反应热效应,反应平衡常数,反应过程热和平衡组成的计算。
By shifting to the tool module, the following values can be calculated easily, heat capacity of mixed components, reaction heat, equilibrium constant, reaction process heat and equilibrium yields.
首先,测定包括分配系数、水相传质扩散系数和反应平衡常数等基础参数,并分析了各操作条件对其影响。
Firstly, allocation coefficient, diffusion coefficient and reversible reaction equilibrium const are determined, and the operation factors affecting these parameters also investigated.
这就是说,我们可以计,算普通化学反应的平衡常数,从第一原理。
So what it means is, we can calculate equilibrium constants for ordinary chemical reactions just from first principles.
如果我们能计算分子的配分函数,而分子反应处于平衡状态,我们应该能够计算出平衡常数。
If we can calculate the partition functions for molecules, and they undergo reactions and they're in equilibrium, we should be able to calculate the equilibrium constants.
更多的反应物,所以平衡常数K会下降。
由于平衡常数已知,可以估算出反应中可以得到的预期产品的最大产量。
With the equilibrium constant known, the expected maximum attainable yield of the products of reaction can be estimated.
利用化学势的概念,导出气相、液相和复相化学反应体系的热力学平衡常数表示式。
Thermodynamic equilibrium constants of chemical reactions which involve gaseous phases condensed phases and complex phases are strictly deduced in terms of chemical potential.
本文提出,多重化学反应自由焓变、平衡常数的一步计算法,可在金属冶炼和诸多化学领域中广泛的应用。
This article introduces one-step calculating method of multi-chemical reactions free enthalpy change and equilibrium constant and its application in metal smelting and other many chemical fields.
给出了各个反应的平衡常数,苯酚的理论转化率以及甲酚异构体的平衡组成。
The chemical-equalibrium constants of the reactions were given and the theoretical conversion of phenol and the equalibrium composition of cresols Were calculated.
前者包括反应自由焓、平衡常数、最大产量、气相分压以及熔盐电解理论分解电压的计算;
The former includes the calculation of reaction free enthalpy, equilibrium constants, maximum output, gaseous phase partial pressure and theoretical decomposition voltage of molten salt electrolysis.
用光度法测算了醇与有机磷一元酸四面体钴配合物加合反应的平衡常数。
The equilibrium constants of addition reaction of alcohol to tetrahedral complex of cobalt with organophosphorus monobasic acids in octane are established by spectrophotometry.
其平衡常数等于组分间反应的平衡常数与组分和共存组分反应的平衡常数之比。
It's equilibrium constant is (equal to) the ratio of equilibrium constant of reaction between components and equilibrium constant of reaction between component and coexisting component.
本文对电离平衡反应用热力学进行了处理,推导出了计算平衡反应的平衡常数K_3的公式。
This paper deals with electro-ionization balance reaction based on thermodynamics and derives the formula of balance constant K3 for calculating balance reaction.
介绍了利用求极值的方法,通过对反应体系中单组分平衡浓度的测定,求连串反应的平衡常数。
This paper introduces how to seek the equilibrium constant of consecutive reaction by using the method of limiting value and by the determination of single component concentration.
酯交换反应中由于反应物dmo的大量存在阻碍了平衡常数较小的歧化反应的进行,使得dpo选择性和收率较低。
A mass of DMO in the transesterification course inhibited the disproportionation which has a small equilibrium constant. As a result, selectivity and yield of DPO were low.
结果表明,平衡常数对溶剂和反应温度都不敏感。
The results indicated that the equilibrium constants are not sensitive to both solvents and reaction temperature.
用紫外可见分光光度法确定了轴向配位反应体系的配位数和平衡常数。
Coordination Numbers and equilibrium constants of axial coordination reaction were measured by visible spectra techniques.
包合后客体化合物的溶解度有了明显的提高,此外还用相溶解度法计算了包合反应的平衡常数。
Further more, the equilibrium-constant of the inclusion reaction was calculated by the data of phase solubility method.
考察其反应产物分布,计算反应网络中各步的反应速度常数和热力学平衡常数,探讨反应网络的主线和反应条件对主线的影响。
Reaction rate constants were calculated upon the products distribution. The main reaction path was given out and the effects of reaction conditions on it were investigated.
本实验探讨了平衡常数的数值是否会因反应物起始浓度不同而发生变化。
This experiment researched that whether the numerical value of equilibrium constant could be affected because of the differences of the reactant's concentration.
从热力学和动力学的综合角度考虑,该反应在200- 300k温度下进行为宜,如此,反应既有较大的自发趋势和平衡常数,又具有较快的反应速率。
In view of dynamics and thermodynamics, it is between 200-300k that the reaction will have not only the larger spontaneous tendency and equilibrium constant but also higher reaction rate.
用林帮的副反应思想处理沉淀滴定平衡、得到条件平衡常数、滴定曲线方程、终点误差 。
The formula can be used to calculate the end point error of both complicated redox reactions and simple ones.
对甲醇氧化羰基化合成DMC的过程进行了热力学分析。着重计算了合成反应的平衡常数和平衡转化率。
A thermodynamic analysis of synthesis process of DMC by oxidation carbonylation of methanol was carried out with the emphasis on calculations of equilibrium constants and conversions for the reaction.
对甲醇氧化羰基化合成DMC的过程进行了热力学分析。着重计算了合成反应的平衡常数和平衡转化率。
A thermodynamic analysis of synthesis process of DMC by oxidation carbonylation of methanol was carried out with the emphasis on calculations of equilibrium constants and conversions for the reaction.
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