[tex=2.143x1.071]vUqC9joVnSBzJsFjX1Cp5A==[/tex]时电池[tex=20.929x1.571]C+Q9qP6H90EjGTjGiRE26P1ky4FVKb6aXP0FGqCXVuzGMG8DZjFOxtqfo//VWDtARkIbfe9iipL3nBpqIqeGIYUzZBmd/+RLpbTJIbQAh+n+nxlccpX9Pz4oZu4YQw2SHJZ328J16iziXbXXgzHEOA==[/tex]的电动势为[tex=2.929x1.0]gWkNKnCxqmrw1AwN4lEfQQ==[/tex]，[tex=6.643x1.429]51q4VCgyBXn2iidSDTygoTovJksAQucxH+TRceOoOtc=[/tex],[tex=2.714x1.214]4WOE3TetrtIaSBtTkesQnQ==[/tex]溶液的平均离子活度系数[tex=4.714x1.214]Q3eJITYKbJeDShm/zAJfd7vgPFDhfIBYINKKkOr2OnA=[/tex]。计算该电池在[tex=2.143x1.071]vUqC9joVnSBzJsFjX1Cp5A==[/tex]时的标准电动势。

2022-06-08

[tex=2.143x1.071]vUqC9joVnSBzJsFjX1Cp5A==[/tex]时电池[tex=20.929x1.571]C+Q9qP6H90EjGTjGiRE26P1ky4FVKb6aXP0FGqCXVuzGMG8DZjFOxtqfo//VWDtARkIbfe9iipL3nBpqIqeGIYUzZBmd/+RLpbTJIbQAh+n+nxlccpX9Pz4oZu4YQw2SHJZ328J16iziXbXXgzHEOA==[/tex]的电动势为[tex=2.929x1.0]gWkNKnCxqmrw1AwN4lEfQQ==[/tex]，[tex=6.643x1.429]51q4VCgyBXn2iidSDTygoTovJksAQucxH+TRceOoOtc=[/tex],[tex=2.714x1.214]4WOE3TetrtIaSBtTkesQnQ==[/tex]溶液的平均离子活度系数[tex=4.714x1.214]Q3eJITYKbJeDShm/zAJfd7vgPFDhfIBYINKKkOr2OnA=[/tex]。计算该电池在[tex=2.143x1.071]vUqC9joVnSBzJsFjX1Cp5A==[/tex]时的标准电动势。

答案：

电极反应:[tex=18.786x3.0]K0REytlOeCfbWq7+D8rRUth1uGecjdN01dCwl6a04jDRiYSWm6jAdgaa5EXuyIQvKTxRnYYw2wV3AVbsjtjUrBQv2qYfLhUR+v156HTWybOKo/R732ne5IMo5WKxIGSwpsjixk4wdgjl3O/AA3ELGITAiZm9YzpVgp1IeA3U1GMhbS18fk2qR0J7o3C6lIQABvQKWy+zg1btneeX9oH2KA==[/tex]电池反应:[tex=24.714x1.5]HxsoDa+uYvOqZkKsxqDF6Pb3XBUN+LxRfqlu6C5UCe12Zy65cRoBgsCQd1t3Ou9AKK0fvsbU4weM35aAlv4oT86mh3RQqmVUIzC0KglIJMAaSUd298y6jKsbMPoIliCh5RaGn8pjRXy3Ed+5p4/a1LQb3YnKWokLP6MpRak72iw=[/tex]电池的电动势为:[tex=44.214x3.357]z7kADatly3lLM+nz3im2bJqKVNQH8jHmh/l8qbhow50NoTxnMbEkowLaGIXV0NX9lo7Oaj/ehWkJNPQDkT2uYCh/NClpNcIUJ0xwpZ4U9BtdRe4ukRhfAvXDpEkrHEdQWsEDf8OlOoWumWYGIJS4VtBt+tp5xdqBsbNKu3zpib52lB3e4yn89+BWe6hq9RuTh9KWkVBZGF7pud+R5Vx4eWyGSH1uG4mBB1wtR+mXDHxPJNcyohkcowi9PJHyMGbH7gd454SrlxFM0rDdNZQOF9A8uU6Ac1Lgi/h5k2w110wnKHNCHc6+q4VFVhNSo6qSggol/aV9Ulgu0h0m7SNmfemLFfh50T9+9yao/i/M/QBDeStbctk8ahxbE9KOtLLyJfQ2bTIxo7mh7yFH31QZak4RK+LeW+RVV8S5QjbuVREuAlQBv+93tZEDNH0pQWkUKaS08G1F0W2SIGKDhaW/eVADM4AV+XCnuhh0t3oR2Ng=[/tex]所以电池的标准电动势为:[tex=27.786x6.5]a0s3MH7cLIdmiBRR0YN06xfuwZslalI3FJ9Zzyr6PaVsCOWFR+40oquWW5HUtv02eO9lwz1T+SpCiEGReAJijn1wNS1+dB488oCfaXmeql2iUqyhEoKucTMHl1C4zSDtDOJkuzaMWdLh/qrtADaYovdbD3SVf5V68HeI7tqBHXIZRout94wDM2VYGofLfpQvhOXg3e3TSydSWRDN5Akix+wa8bal1gSpdKLtgcqlIzMcOA44H0w8AZVhmdwKzgTkxdjUGlOpchtGiHgQZwBVjGq8TKD9Yp83coouJFqJvNDp9+Rv6h6AllIWmBBx7Ps05L21iwbfJzhzWFIUrSYV2vVz6SZAWc/XnDcYN8ZJ2i7eD5x7pWnnl+LgNXfPfTd/[/tex]

举一反三

内容

0
从供选择的答案中选出填入叙述中的方框内的正确答案计算非同构的根树的个数(1) 2 个顶点非同构的根树有 [tex=2.143x2.429]rVbjoKgaBYChmT2nPEBA4Q==[/tex] 个(2) 3 个顶点非同构的根树有 [tex=2.143x2.429]ndZSw3zT0QTOVLVdoUto1Q==[/tex] 个(3) 4 个顶点非同构的根树有 [tex=2.143x2.429]lmhx48evnQMhi03NovPXig==[/tex] 个(4) 5 个顶点非同构的根树有 [tex=2.214x2.429]ZPUE0nZuXRHoore7NT++rQ==[/tex] 个供选择的答案[tex=6.071x1.286]GZbiT2P8T8KVyVUEWQpYyjIiVTkGekbnZrmhPI/Gp54=[/tex]：① 1; ② 2; ③ 3; ④ 4; ⑤ 5; ⑥ 6; ⑦ 7; ⑧ 8; ⑨ 9; ⑩ 10
1
求函数[tex=3.286x1.429]kdT+eIE7CHPynuN6CaN40g==[/tex]（抛物线）隐函数的导数[tex=1.071x1.429]BUw1BPFU3fsJlAl/vt9M9w==[/tex]当x=2与y=4及当x=2与y=0时,[tex=0.786x1.357]Hq6bf3CacUy07X+VImUMaA==[/tex]等于什么?
2
利用微分，求下列近似值：（1）[tex=2.571x2.0]1gkPHMmDFl17xiZlURulcg==[/tex]（2）[tex=2.429x1.429]USggBAjFomMY4e0NLutPiA==[/tex]（3）[tex=2.143x1.214]042jw9WE645b3wxL0waCXw==[/tex]（4）[tex=2.786x1.0]zIDxscziz4XQWvCmOgHhvQ==[/tex]
3
判断下列命题是否为真：（1）[tex=3.643x1.357]/5abqJjwKZ1qr+6hsVFF5EBvfq3ggOFNlHMClz0h9nk=[/tex]（2）[tex=2.929x1.357]rGJpyjIjJpbcoBTWxP0Jiw==[/tex]（3）[tex=4.5x1.357]2wycHMoqU83MyEp17iBils58bR7YLuCTI2G9NVAdlfY=[/tex]（4）[tex=5.214x1.357]CTz2gu+IIm1GgNmYMGaduCRtA41wnW4WqwRWwEhq6aA=[/tex]（5）[tex=4.857x1.357]1DcE2BMMOaZhTuxR/mjgsboXxfg5ET59Dp4I/jjEDuw=[/tex]（6）[tex=4.643x1.357]BSryrsQYOvTP2hTWRu6t4nAuJwlSs4L9jaq70EpB+Us=[/tex]（7）若[tex=6.0x1.357]y0IZLUnBO88nR8WBZYvd7QXv5S1OMINV5cQNzPyiyAc=[/tex]，则[tex=3.429x1.357]1brfPwTkVVIX4GfoMIUskA==[/tex]（8）若[tex=7.643x1.357]MhLfJXZnhbXiB0x3oNtFzThV4Y1mJxe1VYr7PkJE/T6hmTD3WWp+UxbNwvUQ6DHk[/tex]，则[tex=4.143x1.357]LZUA94ISo1po5HWsOVeBCjo0rMvj7uw3bGw5HiZenrI=[/tex]
4
set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为？ A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}