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化学131C.LEC.18.热力学和化学动力学.平衡在行动

Chem 131C. Lec. 18. Thermodynamics and Chemical Dynamics. Equilibrium in Action
课程网址: http://ocw.uci.edu/lectures/chem_131c_lec_18_thermodynamics_and_c...  
主讲教师: Reginald Penner
开课单位: 加州大学尔湾分校
开课时间: 信息不详。欢迎您在右侧留言补充。
课程语种: 英语
中文简介:
UCI C[url]em 131C热力学与化学动力学(2012年春季)Lec 18。热力学与化学动力学——作用中的平衡——查看完整的课程:[url]ttp://ocw.uci.edu/courses/c[url]em_131c_t[url]ermodynamics_and_c[url]emical al_dynamics.[url]tmlinstructor: Reginald Penner, P[url].D.License: Creative Commons by nc - saterms of Use: [url]ttp://ocw.uci.edu/info.More courses at [url]ttp://ocw.uci.edu.edu描述:在化学131C课程中,学生将学习如何计算系统的宏观化学性质。本课程将建立在微观理解(化学物理)的基础上,以加强和扩展你对一般化学(物理化学)的基本热化学概念的理解。然后,我们继续研究如何从分子特性测量和计算化学反应速率。主题包括:能量,熵,和热力学势;化学平衡;和化学动力学。热力学和化学动力学(化学131C)是OpenC[url]em的一部分:[url]ttp://ocw.uci.edu/openc[url]em/T[url]is video是一个名为“热力学和化学动力学”的27节本科课程的一部分;雷金纳德·m·彭纳教授在加州大学欧文分校任教。记录于2012年5月14日。小测验501:19 -今天01:45 -物种的化学势……02:34 -…这样想……关于穆恩,你应该知道……04:44 -现在,在我们继续之前,让我们先解开一个谜……图:这是混合的正熵——平衡存在的原因。07:39 -考虑这个一般的反应(“反应的范围…”)08:07 -例如,if Δ08:30 -现在,我们的G和反应坐标图可以重新绘制…08:48 -我们定义了任意E点处的斜率。2007年12月27日——在一般情况下是这样的。P和…10:54:所以作为E的函数…11:35 -好的,但是我们仍然不知道平衡在哪里…12:43 -我们定义了标准摩尔吉布斯自由能…13:41 -好的,现在对于每一个值…15:10 -换句话说…15:45 -这是什么意思?16:17 -好,讲得通。那……怎么样?复习一下…(《化学课》第1章)18:54 -回到我们的情节,我们可以说…20:01 -示例:CO(g)的混合物…图:我们的反应是这样的…24:10 - answer: 2) write a expression for…24:39 -答案:3)计算K:25:29 -我们知道Q和K -会发生什么?25:47 - Calculate26:35 -…意思是反应,在这个温度下和这个混合物。例子:如果,而不是…28:26 -“我们要多加一点甲醇……”29:26 -例子:考虑下面的反应……[参考译文]亨利·路易斯·勒夏特列(1850 - 1936)40:19(继续)“我让合成氨的发现从我手中溜走了……”42:35 - 20世纪最有影响力的人?固定氮在1920年前从哪里来?45:48 -勒夏特列原理说,例如…随着增长……例子:我们能确定……47:44 -回答:“;我们必须计算这两个组分的摩尔分数…”所需的属性:Penner, Reginald热力学和化学动力学131C (UCI开放课程:加州大学欧文分校),[url]ttp://ocw.uci.edu/courses/c[url]em_131c_t[url]ermodynamics_and_c[url]emical_dynamics.[url]tml。访问日期。许可:知识共享授权- s[url]aresimilar 3.0美国许可。
课程简介: UCI C[url]em 131C T[url]ermodynamics and C[url]emical Dynamics (Spring 2012)Lec 18. T[url]ermodynamics and C[url]emical Dynamics -- Equilibrium In Action --View t[url]e complete course: [url]ttp://ocw.uci.edu/courses/c[url]em_131c_t[url]ermodynamics_and_c[url]emical_dynamics.[url]tmlInstructor: Reginald Penner, P[url].D.License: Creative Commons BY-NC-SATerms of Use: [url]ttp://ocw.uci.edu/info.More courses at [url]ttp://ocw.uci.eduDescription: In C[url]emistry 131C, students will study [url]ow to calculate macroscopic c[url]emical properties of systems. T[url]is course will build on t[url]e microscopic understanding (C[url]emical P[url]ysics) to reinforce and expand your understanding of t[url]e basic t[url]ermo-c[url]emistry concepts from General C[url]emistry (P[url]ysical C[url]emistry.) We t[url]en go on to study [url]ow c[url]emical reaction rates are measured and calculated from molecular properties. Topics covered include: Energy, entropy, and t[url]e t[url]ermodynamic potentials; C[url]emical equilibrium; and C[url]emical kinetics.T[url]ermodynamics and C[url]emical Dynamics (C[url]em 131C) is part of OpenC[url]em: [url]ttp://ocw.uci.edu/openc[url]em/T[url]is video is part of a 27-lecture undergraduate-level course titled "T[url]ermodynamics and C[url]emical Dynamics" taug[url]t at UC Irvine by Professor Reginald M. Penner.Recorded on May 14, 2012.Slide Information00:06 - Introduction - Equilibrium in Action00:21 - Good job on Quiz 501:19 - Today01:45 - t[url]e c[url]emical potential of species...02:34 - ...t[url]ink about t[url]is way "...Gibbs energy"03:33 - about μ, you s[url]ould know...04:44 - now, before we go furt[url]er, let's clear up a mystery...05:31 - Diagram06:36 - Diagram: T[url]is is t[url]e positive entropy of mixing - t[url]e reason equilibrium exists.07:39 - Consider t[url]is generic reaction ("extent of reaction...)08:07 - For example, if ΔΕ...08:30 - now, our plot of G versus reaction coordinate can be recast...08:48 - we define t[url]e slope of t[url]is plot at any value of E...09:47 - so under conditions of const. P and...10:54: so as a function of E...11:35 - ok, but we still [url]ave not learned any more about WHERE equilibrium is located...12:43 - we define a standard molar Gibbs free energy...13:41 - ok, now for every value...15:10 - In ot[url]er words...15:45 - w[url]at does t[url]is mean?16:17 - ok, make sense. W[url]at about...17;36 - ...refres[url]er on...("from C[url]em 1...")18:54 - returning to our plot, we can say...20:01 - example: A mixture of CO(g)...21:41 - Diagram: our reaction looks like t[url]is...24:10 - answer: 2) write an expression for...24:39 - answer: 3) Calculate K:25:29 - we know Q and K - w[url]at [url]appens?25:47 - Calculate26:35 - ...means reaction, at t[url]is temperature and wit[url] t[url]is mix...27:28 - example: W[url]at if, instead of...28:26 - "we will make a little more met[url]anol...by adding more..."29:26 - example: Consider t[url]e following reaction...36:48 - answer39:58 - Henry Louis Le C[url]atelier (1850 - 1936)40:19 - (cont) "I let t[url]e discovery of t[url]e ammonia synt[url]esis slip t[url]roug[url] my [url]ands..."42:35 - t[url]e most influential persons of t[url]e 20t[url] century?44:17 - w[url]ere did fixed nitrogen come from before 1920?45:48 - Le C[url]atelier's Principle says, for example...t[url]at wit[url] an increase...47:22 - Example: Can we determine t[url]e relations[url]ip between...47:44 - answer: " we [url]ave to calculate t[url]e mole fraction of eac[url] of t[url]ese two components..."Required attribution: Penner, Reginald T[url]ermodynamics and C[url]emical Dynamics 131C (UCI OpenCourseWare: University of California, Irvine),  [url]ttp://ocw.uci.edu/courses/c[url]em_131c_t[url]ermodynamics_and_c[url]emical_dynamics.[url]tml. [Access date]. License: Creative Commons Attribution-S[url]areAlike 3.0 United States License.
关 键 词: Chemistry ; Organic;  Chemistry
课程来源: 信息不详。欢迎您在右侧留言补充。
最后编审: 2017-09-13:zmj
阅读次数: 9