天津大学版物理化学第11章化学动力学习题答案

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1物化习题参考答案第十一章化学动力学11.1,11.3,11.5,11.6,11.9,11.17,11.26,11.46,11.4711.1解:根据k的单位知该反应为一级反应1ln1ktα=-51exp()1exp(2.2105400)0.112αkt-=--=--创=11.3解:221111ln111ln1ttmin4.195.011ln3.011lnmin1011ln11ln1212tt11.5解:32ln)875.01ln(2/18/7tt7118002/18/7cctt11.6解:(g)N(g)HC(g)NNCHCH262330tkPa332.210p00ttppp0pp0总总;=pppppp0022恒容时:ktpp0lnktppp总002ln1-500s1079.6732.22332.212332.21lns100012ln1总ppptks1002.12ln42/1kt211.9解:1:139.0UU:235238-110235-110238a1072.9)U(;a10520.1)U(kk设20亿年前为23502380:cc,有tkcctkccU)(lnU)(ln23523523502382382380及解得:1:2723502380cc11.17解:s2,kPa325.1011,211,0tp;s20,kPa133.102,212,0tp题给条件表明:0211pt;反应为2级-611012114.9310Pas101.325kPa2skpt--===醋´11.26解:(g)COOCl2(g)ClCOOCCl230t0p0ttp)(20ppt002pp总总总;=ppppppppppp0002222恒容时:pp0lnktppp总2/ln1-4s1078.5710.2008.42/008.4ln51s71)280(℃k1-3s1084.2838.2554.32/554.3ln20s31)305(℃k1121221amolkJ169)/ln(TTkkTRTE11.46解:22ClH3HCl2HClddcckccktc以稳态近似法处理:022ddM2Cl4ClH3HCl2MCl1Cl222cckcckcckccktc30dd22ClH3HCl2Hcckccktc解得Clc和Hc后代入22ClH3HCl2HClddcckccktc可得证(过程略)11.47解:422-3ONOH3NOddccktc以平衡态近似法处理:2HNOOHNONO1222ccccK及2NOON2242ccK解得:2OHNO2HNO122NO2ON22242cccKKcKc代入:422-3ONOH3NOddccktcOH24HNO22132NO2cccKKk

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