西南大学2023年3月0129物理化学在线作业非答案

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发表于 2023-4-4 09:17:36 | 显示全部楼层 |阅读模式

答案来源:www.ybaotk.com0129 物理化学


1.[单选题] 欲要比较各种电解质的导电能力的大小,更为合理应为                    (     )


答案资料下载请参考
说明


    A.电解质的电导率值


    B.电解质的极限摩尔电导率值


    C.电解质的摩尔电导率值


    D.电解质的电导值


2.[单选题] 当克劳修斯–克拉贝龙方程应用于凝聚相转变为蒸气时,则:         (    )


    A.B.p必随T之升高而变大


    B.p必不随T而变


    C.p必随T之升高而降低


    D.p随T之升高可变大或减少


3.[单选题] 在 373.15 K 时,某有机液体 A 和 B 的蒸气压分别为 p 和 3p,A和B 的某混合物为理想液体混合物,并在 373.15 K,2p 时沸腾,那么 A 在平衡蒸气相中的摩尔分数是多少?        (    )   








    A.3/4


    B.1/2


    C.1/3


    D.1/4


4.[单选题] 恒容下,一定量的理想气体,当温度升高时内能将:                          (    )


    A.增加、减少不能确定


    B.降低


    C.不变


    D.增加


5.[单选题] 通电于含有相同浓度的Fe<sup>2+</sup>, Ca<sup>2+</sup>, Zn<sup>2+</sup>, Cu<sup>2+</sup>的电解质溶液, 已知


<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633355934987063239.png" title="202110041633355934987063239.png" alt="image.png"/>


当不考虑超电势时, 在电极上金属析出的次序是 :                      (      )


    A.Ca → Fe → Zn → Cu


    B.Ca → Cu → Zn → Fe


    C.Ca → Zn → Fe → Cu


    D.Cu → Fe → Zn → Ca


6.[单选题] 25℃时,一稀的肥皂液的表面张力为0.0232 N·m-1,一个长短半轴分别为0.8 cm和0.3 cm的肥皂泡的附加压力为 :         (    )








    A.36.7 Pa


    B.15.5 Pa


    C.5.8 Pa


    D.18.4 Pa


7.[单选题] 当乙酸与乙醇混合反应达平衡后,体系的独立组分数 C 和自由度 f 应分别为:             (    )








    A.C= 3,f= 3


    B.C= 2,f= 2


    C.C= 2,f= 3


    D.C= 3,f= 4


8.[单选题] 理想气体由同一始态出发,分别经 (1) 绝热可逆膨胀, (2) 多方过程膨胀,达到同一体积V2,则熵变ΔS1和ΔS2之间的关系为:           (    )


    A.<img class="kfformula" src="data:image/png;base64,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" data-latex="\Delta {S}_{1}=\Delta {S}_{2}"/>


    B.两者无确定关系??


    C.<img class="kfformula" src="data:image/png;base64,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" data-latex="\Delta {S}_{1}>\Delta {S}_{2}"/>


    D.<img class="kfformula" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAJ8AAAAtCAYAAACwGbmeAAAAAXNSR0IArs4c6QAAB51JREFUeF7tmnfsvdMdx18/pGJVUBSt8QeNLVorRqkQkdjE3qOIvWeNprX3pmJri9ZMCDHaIEhrxUzsGSuCiBKjeSWfh5vreZ577j3f731+4px/+N3vme/zPp/x/jxTKK0g0BECUzpatyxbEKCQr5CgMwQK+TqDvixcyFc40BkChXydQV8WLuQrHOgMgUK+zqAvCxfyFQ50hkAhX2fQl4UL+QoHOkOgkK8z6MvCUwP5ZgMuAP4K3JxxJZ5lKWBrYFrgU2BB4CbgVmAz4JP4/4xlJm2o+98H+CVwJPB5xkozAVsAKwCvxZwfAecAXwD7AScC/tZZmxrItwFwFXAjsDfw8QhozAAcCPhfQZVktumA7YH1gDmBnYHnRph/HEN8KFcDswdxnhxx0WWBY4CTgQeBb2KeBYA/AXMDDwDH9fxtxKXyhnVNvp8ChwLzA5JwI+DuIY+klTsA0IIKaL/F0AqcC8wM7NL1a284m/ewA7AEsCtwZpzlqyGxWDjOejjwaM3YNeORbwPcMuTcE969a/KtDcwBPA38DXgY2CtcZuphFw+3vUfMUzfu94Av/2hg2AtN3UdOv/mCdIYfWqzlIkwQl9TmI9Ti2XyEdeecF7go3PqoljV1PwP7dUk+LdIR8VLfC8B2DJfz74E7/66DxNJiGut90DDOv9muGWLeUbtqzd3P6sBRwJsJE3luYzOtvg/yBuCEIGLqY5FYnu8vLef0of8R+APwfsK+JrVLl+TTBehuL4sT/iZAvwPYH/gs8eRas02AzYHnG8bsBjwETOZr9yzGlxL9WuDyINSgY8wT1v7PYfENH7ROiww4U/+8vwL+Hhga21WxXm8/40ofxnmReAza26T+vSvymRgY613SYxmmj5duVroh8Ejiyb1sA3Xn0u28nThuIrpNAywWMecysQetzzBJ05Zhse/s2dDGwD8iiTojMTH4WSRui0bidjvw5UQccrLm6Ip8ywPGalqH3hfq70oj1wOHJMoNZm9aChMW27/CfWlBH5ukCzCL/m1IFrMCJwH3DGGtq/vUyhnjntVHWH+/FNCVSs6XEwjgXdr3QmAW4FXgPkAc3Nu7CXOMtUsX5NPCSSzllVf6TltZP4m0KfCfRDQqXUvwdedVU1JQXmlyx4nTf9vNddybOtkLoZuZJH097ETRXxfo2Dp9s7J+rnV2ovWrtE7PvH4kWS6l9GSspxWdaqxhF+QztlspEo26uGS1yHyNBXWjw4IlQcwWjfMkoxdXZ0U9+7rhNk8ZQB7jMpOC7cKSOKfWqG7/qTzUuh0EnAp8WDNornDjWrFtExOX3mkMCRSsJbFJmYlQXTij/rlTWMp14sEbwuSI3EkYjJt8WraDIxtrciWVLqc6b/w3jNzQe2jn8aXr3rcKcKu/S3Dd5srhps0s65qXJ3HXCNduItGUUScB3tNJCypBFNebmhbM7FV9Ujc8avtdxMU+MjGpmrG3lvUK4K3QSl3n/tAaR7XoSfscN/ksf60Sulyb1ajE0Dax1QxXt/3flpNqqRSgmzJhM2UtaxP5rBaYhc6YEdfVbU8rtG9Y/zqrV43R4l4Z//AsdcmU8olJ18XA/xqw0Lr5cJSwdL9V8z58BJ6xknRSpKskcg3qNE7yKYJaAjO+GRSDeTnWIZvE1p+EUCqgbXN5YZbWmiobg8gnflonM1nJsuSIGW3/Pfi4dKvWs9ua9+PeJVaT9ft1aINND8j5K/KJaW9lw3Mp7ltTrrJtiazUZW3YuHbS2jjJp/tbK0iVIpy2ia3KCgKpkt9Uq63ct/VNXVedpU0hXy/4anmWwSSCc6Zqeb1zuC9jPasZKRmo1Q+TM5MGS2/9YySLZbW2Wq1kPyz23iZ6ywc/avCcEtCPMyatjYt8Wj0/GrhriBiuElsFol9u0F1YBTCGqSNWJTuYTe4JWEGpa8OSr5pDy+ylS4bHgdOBZxKzXuPNhSLOSrnY6msXQxBDjX/2DBJX3eiKLUmJUpREvy6sXNuakvj8mHOYKlPKOb7XZ1zkU303sJUwKVav2qiW0hKc7rpXbPXidanvhKqvoFoFxyY1JipaTgvsbS99VPJV+zNgN5hXMPfzJCsH97ZkivY/PgT0pgdRd5EmPscCT4R0VMWJeoDK+oqrc/fOa0XD39T6dK9tCYQWWdetp7BSkpPJJ5FxHORzDU34aUk7qu+kXueXGCYYxmCS8TbgpZBL1LS8EOUBg3SBbiNBtUou+ap5+uNCRWOz2P5KRyWiu8dRmq5X2aXSBQ1ldKlaq1+EHCThVBL0GC+Gy7Zu3NYUzb2j18dFPDczDvKNAvK4xkwU+ar9iqdfz+wOLB2xYcqHBeM6b9067lk1QKtoZUmLp7T0VEu4MiH7LeRrl1omBOSpfJJVgZ9HLVkCGhooT2lN22Sg7GP9WMmndfKrEasgNqWMZ4E3shH9YU1ggmEmraDf2ySeoU2Tbjghp/yxkm9CwCuT5CFQyJeHXxmdgUAhXwZ4ZWgeAoV8efiV0RkIFPJlgFeG5iFQyJeHXxmdgUAhXwZ4ZWgeAoV8efiV0RkIFPJlgFeG5iFQyJeHXxmdgUAhXwZ4ZWgeAoV8efiV0RkIFPJlgFeG5iHwf0G/ej2FRKSRAAAAAElFTkSuQmCC" data-latex="\Delta {S}_{1}<\Delta {S}_{2}"/>


9.[单选题] 三相点是:                                                        (    )


    A.D.通常发现在很靠近正常沸点的某一温度


    B.F.某一温度,超过此温度,液相就不能存在


    C.固体、液体和气体可以平衡共存时的温度和压力


    D.液体的蒸气压等于25℃时的蒸气压三倍数值时的温度


10.[单选题] 使2000 A的电流通过一个铜电解器,在1 h 内,能得到铜的质量是:            (    )


    A.2 700 g


    B.10 g


    C.500 g


    D.100 g


11.[单选题] 氢和氧的反应发展为爆炸是因为:                                  (      )


    A.直链传递的速度增加


    B.生成双自由基形成支链


    C.大量的引发剂的引发


    D.自由基被消除


12.[单选题] 某反应速率常数与各基元反应速率常数的关系为 <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633352211097025608.png" title="202110041633352211097025608.png" alt="image.png"/> , 则该反应的表观活化能<em>E</em><sub>a</sub>与各基元反应活化能的关系为:                 (      )


    A.<img class="kfformula" src="data:image/png;base64,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" data-latex="{E}_{\mathrm{a}}={E}_{2}+{E}_{1}-{E}_{4}"/>


    B.<img class="kfformula" src="data:image/png;base64,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" data-latex="{E}_{\mathrm{a}}={E}_{2}+\frac {1} {2}{E}_{1}-{E}_{4}"/>


    C.


    D.


13.[单选题] 重结晶制取纯盐的过程中,析出的 NaCl 固体的化学势与母液中 NaCl 的化学势比较,高低如何?                                                   (    )   








    A.相等


    B.高


    C.不可比较


    D.低


14.[单选题] 理想气体反应CO(g) + 2H<sub>2</sub>(g)=CH<sub>3</sub>OH(g)的<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633335698484032989.png" title="202110041633335698484032989.png" alt="image.png"/>与温度<i>T </i>的关系为:


<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633335784727068990.png" title="202110041633335784727068990.png" alt="image.png"/>,


若要使反应的平衡常数<em>K</em>>1,则应控制的反应温度:(     )


    A.必须低于409.3 K


    B.必须等于409.3 K


    C.必须低于409.3℃


    D.必须高于409.3 K


15.[单选题] 在某温度下,当B溶解于A中形成溶液时,若纯B的摩尔体积大于溶液中B的偏摩尔体积时,(设B的偏摩尔体积大于零),若增加压力则B在A中的溶解度将:   (    )








    A.不变


    B.减小


    C.不确定


    D.增大


16.[单选题] 理想气体反应平衡常数 Kx与 Kc的关系是∶                    (    )     








    A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633351830198099440.png" title="202110041633351830198099440.png" alt="image.png"/>


    B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633351876317093150.png" title="202110041633351876317093150.png" alt="image.png"/>


    C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633351857858079731.png" title="202110041633351857858079731.png" alt="image.png"/>


    D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633351908597098142.png" title="202110041633351908597098142.png" alt="image.png"/>


17.[单选题] 某实际气体反应,用逸度表示的平衡常数<img class="kfformula" src="data:image/png;base64,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" data-latex="{K}^{\Theta }_{f}"/>随下列哪些因素而变:    (     )


    A.温度


    B.催化剂


    C.惰性气体的量


    D.体系的总压力


18.[单选题] 900℃,时氧化铜在密闭的抽空容器中分解,反应为:2CuO(s) = Cu<sub>2</sub>O(s) + <img class="kfformula" src="data:image/png;base64,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" data-latex="\frac {1} {2}" width="45" height="42" style="width: 45px; height: 42px;"/>O<sub>2</sub>(g), 测得平衡时氧气的压力为1.672 kPa,则其平衡常数<em>K<sub>p</sub></em>为:                      (     )


    A.0.128


    B.7.81


    C.0.00825


    D.0.0165


19.[单选题] 在等温、等压下,电池以可逆方式对外作电功的热效应QR等于:        (      )


    A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633336028280077526.png" title="202110041633336028280077526.png" alt="image.png"/>


    B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633336018294020883.png" title="202110041633336018294020883.png" alt="image.png"/>


    C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633335991075023420.png" title="202110041633335991075023420.png" alt="image.png"/>


    D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633336004819099529.png" title="202110041633336004819099529.png" alt="image.png"/>


20.[单选题] 含有非挥发性溶质B的水溶液,在 101 325 Pa 下,270.15 K时开始析出冰,已知水的


Kf =1.86 K×kg×mol-1,Kb=0.52 K×kg×mol-1,该溶液的正常沸点是:                  (    )  








    A.376.99 K


    B.373.99 K


    C.372.31 K


    D.370.84 K


21.[单选题] 在气-固相催化反应中常用载体,载体所起的主要作用,下列哪一条是不存在的?    (      )  








    A.防止催化剂中毒


    B.改善催化剂的热稳定性


    C.提高催化剂的机械强度


    D.增大催化剂的活性表面以节约用量


22.[单选题] 对于理想液体混合物:                                         (    )


    A.?ΔmixH = 0?? ΔmixG = 0


    B.Δ<sub>mix</sub><em>V</em> = 0?? Δ<sub>mix</sub><em>H</em> = 0


    C.ΔmixV = 0?? ΔmixS = 0??


    D.ΔmixH = 0?? ΔmixS = 0?


23.[单选题] 亥姆霍兹自由能判据可以写作:               (    )


    A.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633355273453005792.png" title="202110041633355273453005792.png" alt="image.png"/>


    B.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633355259493014728.png" title="202110041633355259493014728.png" alt="image.png"/>


    C.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633355224176098279.png" title="202110041633355224176098279.png" alt="image.png"/>


    D.<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633355241752040838.png" title="202110041633355241752040838.png" alt="image.png"/>


24.[单选题] 有关基元反应的描述在下列诸说法中哪一个是不正确的:                  (     )


    A.基元反应不一定符合质量作用定律


    B.基元反应进行时无中间产物,一步完成


    C.基元反应是“态-态”反应的统计平均结果


    D.基元反应的级数一定是整数


25.[单选题] 电池中使用盐桥的作用是:


    A.消除电池中存在的扩散现象


    B.使液体接界电势为零


    C.使电池变成无液体接界的可逆电池


    D.基本消除电池中的液体接界电势


26.[单选题] (1) 溶液的化学势等于溶液中各组分的化学势之和                              


(2) 对于纯组分,则化学势等于其Gibbs自由能                                 


(3) 理想溶液各组分在其全部浓度范围内服从Henry定律                           


(4) 理想溶液各组分在其全部浓度范围内服从Raoult定律                        


上述诸说法正确的是:                                                (    )








    A.(2),(4)      q1647861640
答案


    B.(3),(4)


    C.(2),(3)


    D.(1),(2)


27.[单选题] 298 K 时,蔗糖水溶液与纯水达渗透平衡时,整个体系的组分数、相数、自由度数为:                (    )   








    A.C= 2,F = 2,f?*= 1?


    B.<em>C</em>= 2,<em>F</em> = 2,<em>f?</em>*= 2?


    C.C= 2,F = 1,f?*= 3?


    D.C= 2,F = 1,f?*= 2?


28.[单选题] 在反应<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633357404346074186.png" title="202110041633357404346074186.png" alt="image.png"/> 中,活化能 <em>E</em><sub>1</sub>> <em>E</em><sub>2</sub>> <em>E</em><sub>3</sub>,C 是所需要的产物,从动力学角度考虑,为了提高 C 的产量,选择反应温度时,应选择:  (      )


    A.较低反应温度


    B.任意反应温度


    C.适中反应温度


    D.较高反应温度


29.[单选题] 弯曲液面(非平面)所产生的附加压力:                               (       )


    A.一定大于零


    B.一定小于零


    C.一定等于零


    D.一定不等于零


30.[单选题] 已知 373.15 K 时,液体 A 的饱和蒸气压为 133.32 kPa,另一液体 B 可与 A 构成理想液体混合物。当 A 在溶液中的物质的量分数为 1/2 时,A 在气相中的物质量分数为2/3 时,则在373.15 K时,液体 B 的饱和蒸气压应为:                     (    )


    A.133.32 kPa


    B.266.64 kPa


    C.66.66 kPa


    D.88.88 kPa


31.[主观填空题] 当一个化学反应的           等于零时,该反应的热效应就不受温度影响。


    A.


32.[主观填空题] 在一绝热刚性容器中进行某一化学反应,该体系的内能变化为 _____ ,焓变化为 _____ 。


    A.


33.[主观填空题] 某蛋白质在323.2 K时变性并达到平衡状态,即                                    


          天然蛋白质=====变性蛋白质                                   


已知该变性过程的 ΔrHm(323.2 K)=29.288 kJ·mol-1 ,                        


则该反应的熵变 ΔrSm(323.2 K)=              J·K-1·mol-1。


    A.


34.[主观填空题] 选择“>”、“<”、“=”中的一个填入下列空格:                        


苯和甲苯在恒温恒压条件下,混合形成理想液体混合物,其ΔmixH _____ 0 , ΔmixS ____ 0。


    A.


35.[主观填空题] 温度测量的理论基础是_______________________定律。


    A.


36.[主观填空题] 卡诺热机的效率只与                               有关,而与         无关。


    A.


37.[主观填空题] 过饱和溶液中,溶剂的化学势比同温同压下纯溶剂的化学势            。


    A.


38.[主观填空题] 313 K时,液体A的饱和蒸气压是液体B的饱和蒸气压的21倍,A,B两液体形成理想溶液。若气相中A和B的摩尔分数相等,则液相中A和B的摩尔分数比xA/xB为______。


    A.


39.[主观填空题] 电池 Pb(s)│H2SO4(m)│PbO2(s),作为原电池时,负极是             ,正极是           ;作为电解池时,阳极是            ,阴极是              。


    A.


40.[主观填空题] N2(g),O2(g) 体系中加入一种固体催化剂,可生成几种气态氮的氧化物,则体系的自由度为              。


    A.


41.[主观填空题] 在晴朗的白昼,由于蓝光波长______,____________作用显著,所以天空呈蔚蓝色。


    A.


42.[主观填空题] 在下列物质共存的平衡体系中:Ni(s),NiO(s),H2O(l),H2(g),CO(g),CO2(g)其独立的化学反应R=       ,独立组分数为C=           。


    A.


43.[主观填空题] 苯不溶于水而能较好地溶于肥皂水是由于肥皂的 _____________ 作用。


    A.


44.[主观填空题] 液滴越小,饱和蒸气压越 _________;而液体中的气泡越小,气泡内液体的饱和蒸气压越 __________ 。


    A.


45.[主观填空题] 在等体积相同浓度的AgNO3和KI混合液中,加入适量的HAc和NaNO3,则胶粒将优先吸附______离子,带______电。


    A.


46.[主观填空题] 超显微镜的原理就是利用显微镜来观察_________________效应。用超显微镜不可能直接确切地看到____________________和______________。


    A.


47.[主观填空题] 水和正丁醇组成的部分互溶体系,有两个液相、一个气相,为了确定该体系的状态,除了水和正丁醇的数量之外,还需要确定          个独立变量。








    A.


48.[主观填空题] 乳状液可分O/W型和W/O型。一般说来, 若乳化剂是憎水性的, 形成的是______型乳状液; 若乳化剂是亲水性的, 形成的是______型乳状液。


    A.


49.[主观填空题] 冰的熔点随压力的增大而      ;正交硫的熔点随压力的增大而        。


    A.


50.[主观填空题] 电解工业中, 为了衡量一个产品的经济指标,需要计算电流效率, 它指的是_____________________________________。


    A.


51.[问答题] 写出下列浓差电池的电池反应,计算在 298 K 时的电动势:


<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/04/202110041633334384251054374.png" title="202110041633334384251054374.png" alt="image.png"/>





    A.


52.[问答题] 乙烷裂解制乙烯反应标C2H6—→C2H4+H2 ,  已知1073 K时,反应进行到0.202 s, 乙烷转化率为50%, 问乙烷转化率为75%时, 需要多少时间? (反应为一级反应)


    A.


53.[问答题] 将 298 K,<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/30/202109301632980616126049484.png" title="202109301632980616126049484.png" alt="image.png"/>下的 1dm<sup>3 </sup>O<sub>2</sub>(作为理想气体)绝热压缩到 5<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/30/202109301632980618252060731.png" title="202109301632980618252060731.png" alt="image.png"/>,耗费功 502 J。求终态的<em>T</em><sub>2</sub>和<em>S</em><sub>2</sub>,以及此过程中氧气的Δ<em>H</em>和Δ<em>G</em>。已知:


O<sub>2</sub>的<em><img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/30/202109301632980638353098942.png" title="202109301632980638353098942.png" alt="image.png"/></em>(O<sub>2</sub>,298 K) = 205.14 J·K<sup>-1</sup>·mol<sup>-1</sup>,<em>C<sub>p</sub></em><sub>, m</sub> (O<sub>2</sub>) = 29.29 J·K<sup>-1</sup>·mol<sup>-1</sup> 。


    A.


54.[问答题] 将 298.15 K的1 mol O<sub>2</sub>从 <img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/09/202110091633767356556068384.png" title="202110091633767356556068384.png" alt="image.png"/>绝热可逆压缩到 6<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/10/09/202110091633767357689089530.png" title="202110091633767357689089530.png" alt="image.png"/>,试求<em>Q</em>,<em>W</em>,Δ<em>U</em>,Δ<em>H</em>,Δ<em>F</em>,Δ<em>G</em>,Δ<em>S</em>和ΔS<sub>隔离</sub>。已知  <em>S</em><sub>m</sub>(O<sub>2</sub>, 298.15 K) = 205.03 J·K<sup>-1</sup>·mol<sup>-1</sup>。


    A.


55.[问答题] 将Ag(s)插入AgNO<sub>3</sub>(0.001 mol·kg<sup>-1</sup>)与NaCl(0.01 mol·kg<sup>-1</sup>)的混合溶液中形成电极,试求该电极的电极电势,已知:<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/29/202109291632919498850015677.png" title="202109291632919498850015677.png" alt="image.png"/>,设活度系数均为1。


    A.


56.[问答题] 设有300 K的1 mol理想气体作等温膨胀,起始压力为<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/29/202109291632921352289005951.png" title="202109291632921352289005951.png" alt="image.png"/>,终态体积为10 dm<sup>3</sup>。试计算该气体的<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/29/202109291632921367001094475.png" title="202109291632921367001094475.png" alt="image.png"/>


    A.


57.[问答题] 写出下列浓差电池的电池反应,计算在 298 K 时的电动势:


<img src="http://zuoye.eduwest.com/resourcefile/uploadFiles/file/questionImgs2018/2021/09/30/202109301632980706553060684.png" title="202109301632980706553060684.png" alt="image.png"/>


    A.


58.[问答题] 298 K时,1 kg蔗糖转化 95%需时843 min,求蔗糖转化反应的半衰期。


    A.


59.[问答题] 1 mol双原子分子理想气体,始态的p1=100 kPa,T1=300 K,经等压可逆过程到终态T2=500 K,计算过程的Q,W及体系的ΔU,ΔH,ΔS,ΔF,ΔG。


已知始态熵S1=13.50 J·K-1。


    A.


60.[问答题] 三聚乙醛 (A3) 蒸气分解为乙醛A、蒸气的反应是一级反应,在 262℃时, 于密闭的容器中放入三聚乙醛,其初压为 10.13 kPa,当反应进行 1000 s 后,体系的总压力为 23.1 kPa,求反应的速度常数 k。


    A.


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