已知反应及热力学数据如下:[img=1036x256]179899d18fb9016.png[/img]试通过计算说明,标准状态下:[tex=2.143x1.071]XPYuqyrB5+uDR4zwRjgs8A==[/tex]时,反应能否自发进行?

2022-07-24

已知反应及热力学数据如下:[img=1036x256]179899d18fb9016.png[/img]试通过计算说明,标准状态下:[tex=2.143x1.071]XPYuqyrB5+uDR4zwRjgs8A==[/tex]时,反应能否自发进行?

答案：

[tex=27.429x8.071]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[/tex][tex=25.571x7.357]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[/tex][tex=22.643x5.786]a0s3MH7cLIdmiBRR0YN06zJ1gqJ4hZMGEcQBOzestw61fKoigW+FXRgUAqLrHLPXGdhflaISx7PcmNnKiETqID8hqHngrJjjQDc4dlAUFwyjvrNd8ep55tsehg0/qLOfeKsJjcBUxS0ahwSW9zL5xMFOywmSxnqGY0MhN1Y84tmtvo46FA+m3OUAICf5Nc7MA9pv2dYiCWtU3WpzrbKSPduyoV3Ap7+UpuAU+QL5IZKD6SkiVpaPOv+1GLeuSuZtRkKAejUqz+LK9jtlE7p74N5/zNKSts3Yj+wBC+toyNl0VC4vhAjac0SvS9nhmKvo1dy5CYj9oNibs3cu390murRkX1yMBiwFXXek3GERpWCNbEc7cOHV6cNA1+HwDjN8[/tex]因为[tex=7.5x1.429]FfvUS6LSan93KcaOqKhmpPNQAtOFeJBGrrlzQrWIgcDWN6OVIrSe+tldDSy0FejN[/tex],所以反应逆向进行。

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举一反三

内容

0
在 [tex=2.143x1.071]XPYuqyrB5+uDR4zwRjgs8A==[/tex] 时,测得某可逆还原波在不同电位时的扩散电流值如下:[img=804x94]179c78afb94d675.png[/img]极限扩散电流为 [tex=3.143x1.214]nbCnPYMTiD9xesf/5GdpMQ==[/tex]。试计算电极反应中的电子转移数及半波电位。
1
已知 [tex=2.143x1.071]XPYuqyrB5+uDR4zwRjgs8A==[/tex] 时 [tex=21.429x1.571]lj2bMQqi5z3WNQ4id/iW/lQ7rbf6ZW7eGIAICZ6VdzecZUhUVtGwfUQXBZGth1o808F/bGt0ZtRrdi61oreZP9UjWbos8aNb/Y3qYVGVZK8yrq7tD9MWV/SWsHNiAY4Rks6+zYBgocQ3xcGnkJlCuQ==[/tex] 试计算 [tex=2.143x1.071]XPYuqyrB5+uDR4zwRjgs8A==[/tex] 时电极 [tex=3.429x1.214]XYLlL4CiD2h6q2Mxfi5Ucaviq9A1Xb/bnjubjpwTRmU=[/tex] 的标准电极电势 [tex=5.929x1.571]lj2bMQqi5z3WNQ4id/iW/iSwfukGcXUelxnuMw5c0h0cCTyl5315ZH5jgmXF6z9T[/tex]。
2
[tex=13.071x1.357]37SF4PjS+spuZdaWkzBRQnFxiNcYoMLP6tXzlzHelS4LG2SxnRyzPJV8EMuooITV[/tex]，在[tex=2.143x1.071]XPYuqyrB5+uDR4zwRjgs8A==[/tex]及标准状态下反应自发进行，高温时其逆反应为自发，这表明该反应为（）类型。未知类型：{'options': ['[tex=10.429x1.357]4O1+GMuKiLgCcmlO486WcDdaaaj7LE8pFzWV0YqV8lYzvpFLYcoG4CZXNt44Oeu+UoJPqjPkBn046I9RmGrSfH64sj9xXZm32qsuR1yHshc=[/tex]', '[tex=9.786x1.429]7JQOCh4IFdnCYbtiUd64Dsd6+VvmVNhf42xKpKItKJn2m6A8dYJYJI4Gdd7+pM1xfx12Fqg3085Y13mbOz8uz3SODHk/sMjthQMnINat39g=[/tex]', '[tex=9.786x1.429]7JQOCh4IFdnCYbtiUd64Dsd6+VvmVNhf42xKpKItKJnoS9aqARBLQG08pSMv7PEngVyXwMJ6oGim8+ir+4Iddr933UCeoeX/dOIWX/Z2kx8=[/tex]', '[tex=9.214x1.429]7JQOCh4IFdnCYbtiUd64Dhy7QS+ss6G2giubPS2uK47913ntkqSRu/7WixODYWCZes0vrtcjzoc4KtLH+ut3jRerelORLvCxfx6jzIcaB3Y=[/tex]'], 'type': 102}
3
在[tex=2.143x1.071]TDANWd8SjvlBgKfth1Nijw==[/tex]时,反应[tex=12.357x1.357]bixGdlqhB9enam9TuDcleBrXZYgEluF8kAzH7yD5WjVah7iHjfbVbphDs+9yS7j7DrOctq6kjJHcxtup0cb+iw==[/tex]的有关动力学实验数据如下:[img=739x131]17a0f5bce78bd12.png[/img]写出反应的速率方程,并求出速率常数。
4
某一反应的标准吉布斯函数变化 [tex=3.857x1.286]E6XmQGvscYt6EkGI+MALht2A1m65zruADG145FweL1o=[/tex], 能否说明该反应不能自发进行? 为什么?