练习十五23kTvm2222y13xzvvvvD2/xvkTmA33332222molAApVMRpVmkTTNMNM51.3310Pa23vmolRTMmolMpVRTM25v/31.3310pMVPa2/3pn/nNV21v2m25v/31.3310pNmVPa32kT52kT5/2molMRTM(1)//molAMMNN/AmolNMNM21molA8.2710kKEMEJNMN(2)24003TKk32kT(1)1122mol1mol222iMiMERTRTMM1122mol1mol2/30022iMiMTERKMM(2)20161.24102kTJ20251.04102kTJ练习十六Bf(v)vABC1)(0dvvfB8vmolRTMπ22vZdnπ21/2dn平均速率:004TT02vv碰撞频率:容器体积不变,分子数密度n不变;平均自由程:n不变;02ZZ04000m/s1000m/s2pRTvMT相同,不同气体摩尔质量不同,最概然速率也不同;222221000/HOppOHpOMMvvvms2222/1644000/OHppHOMMvvms495m/s23vmolRTMmolMMpRTMmolRTMp23v495/pms11pVRT2212pVRT21212/TTpp111222v2vTPTP8vmolRTMπ分子数密度:分子平均速率:平均碰撞频率:平均自由程:2532.6910pnmkT8v426/molRTmsMπ2912v4.5810Zdnsπ8v9.310mZ