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.
,我是一个系统,其余的是周围的环境,那么当我在做所有的化学反应,去四处移动我的手臂的时候,什么量是常数?
What's the one function of state that's constant when I'm doing all my chemical reactions to move my arms around?
得到了相平衡常数和化学平衡。
如果你在通常的环境下进行化学实验,那么这些条件是什么?什么保持常数?
What is it when you run a chemical reaction under ordinary circumstances, what's constant?
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.
线性回归得出化学反应速率常数表观值。
The apparent reaction rate constant can be obtained by linear regression.
从磺基水杨酸与三价铁离子配合物的组成及稳定常数测定实验入手,探讨了化学实验中的教学技巧问题。
By determining the composition and stable constants of sulphuric iron salicylate, this article probes into the teaching skills in chemistry experiments.
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.
首先对被分析物料实验测定取样标准偏差,或进行一些有关的化学测试和物理测试,以确定取样常数。
The sampling constants can be estimated by means of sampling relative standard deviation or some relevant chemical and physical informations.
结果表明,测得的化学交换的速率常数是合理的。
The rate constants of these chemical exchange comply with Eyring or Arrehenuius equation.
通过与国外文献计算结果比较可知,物性系数、化学反应速率常数、边界条件处理等对组分浓度影响较大,缺乏这些数据库将会影响计算结果。
By comparison with computation results of reference, it is cleared that material parameters, chemical reaction rate constants and boundary conditions affect the species concentration very much.
当体系处于平衡时,应用化学等温式就可求算平衡常数K。
When the system maintains its equilibrium, constant K of the equilibrium can be obtained by means of chemical isotherm formulas.
本文运用色谱检测器理论,由峰面积与载流流速的乘积是否为一常数可判断某一化学反应是否为快速反应。
Based on the chromatographic detector theory, whether a chemical reaction is a fast reaction or not it can be judged according to the product of peak area and carrier flow rate is a constant or not.
目前已制备的超酸种类繁多,它具有极强的酸性和高介电常数,在化学合成工业中是一种良好的催化剂。
The prepared superacids are of great variety at present. They have strongest acidity and high dielectric constant and on excellent catalysts in the chemical synthesis industry.
用背散射电子像、钴磁仪、矫顽磁力计、化学分析等手段研究了真空烧结金属陶瓷合金的成分、晶格常数与其钴磁及矫顽磁力的关系。
Using back scattered electrons, co - % magnetism meter, coercive force meter and chemical analysis etc, the compositions, co - % magnetism and coercive force of vacuum sintering cermets are studied.
本文通过建立反应动力学方程获得了麦草甲酸法制浆化学反应速率常数以及反应级数。
The rate constant and the order of reaction are determined through the establishment of kinetic equation in delignification reaction.
本文依据热力学原理,重新审议了理想气体的化学平衡常数。
According to thermodynamic principle, this thesis reconsiders the equilibrium constant of ideal gas reaction.
有曝气时的声化学脱色速率常数是单独超声时的6倍;
The sonochemical decolorization rate constant increased by 6 times after aerating air.
方法:采用反复硅胶柱色谱、葡聚糖凝胶色谱等分离纯化,通过理化常数和波谱分析鉴定其化学结构。
Methods:The isolation and purification were carried out by repeated silica gel column chromatography, and the chemical structures were determined by physicochemical properties and spectral analysis.
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.
为了研究微波与化学反应体系的相互作用,关键是对化学反应体系的等效复介电常数进行研究。
The key problem is to obtain the effective permittivity of chemical system when we study the interaction between microwave and chemical reaction.
依据化学动力学中热力学参数与平衡常数关系得到烧蚀产物平衡常数与温度的简单关系式;
Then, the equations of balanceable constant and temperature are obtained according to the thermodynamics parameter in the chemical dynamics theory.
方法色谱方法分离化学成分,波谱技术及理化常数鉴定结构。
Method Separation by chromatographic methods, identification by spectral analysis and physical chemical constants.
在液相微波化学反应过程中,实时得到液体的复介电常数对理解化学过程有重要的意义。
In a microwave chemistry experiment, to obtain the real-time complex permittivity is of great importance to understand the reaction process.
结果表明,四个样品均为缺锂尖晶石,其比表面积、晶格常数以及电化学性能存在一定的差异。
The result showed that four samples are Li-deficient spinel, and their specific surface area, lattice parameter and electrochemical performance are different to some extent.
物质的聚集状态不同,因而定义的标准状态不同,故在标准状态时的化学势各异,标准平衡常数与标准态化学势有关,与经验平衡常数有别。
As substances are in different aggregated states, there are different definitions of standard states, and different chemical potentials in standard states.
数据表明,两者挥发油的物理常数及主要化学成分大致相同,但相对含量有差异。
The results show that the two oils are basically similar in main constituents and physicochemical constants, but different in relative contents.
测定了五种不同类型猝灭剂与单重态氧的物理猝灭速度常数和化学猝灭速度常数。
The physical and chemical quenching rate constants of 5 different kinds of quenching agents and singlet oxygen were determined.
测定了苯醌同还原态GOD的化学反应速度常数,并讨论用苯醌代替氧作为生物电催化中的电子传递体的优点。
The rate constant for the chem. reaction of benzoquinone with reduced GOD was measured, and the advantage of benzoquinone over oxygen as a mediator in bioelectrocatalysis was discussed.
根据泡沫分离与化学反应过程在物理行为上的类似性,引入等效的化学反应常数,对实验方法进行了宏观动力学研究。
According to the similarity of physical behavior of foam separation process and chemical reaction process, the equivalent chemical reaction constant is introduced.
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