在[tex=5.0x1.0]gdmZN5U0fsgXv9xzeZk1OKgp64/njMw/ZPP3DNZe6Jg=[/tex]下, 使[tex=1.0x1.214]6l4m3jwQI2J0IfY7NyB4hA==[/tex],-[tex=2.143x1.071]pbA78hom42GgDEkovElp7woo3ViH/vCzh9ii2cIVzWA=[/tex]的水转化为[tex=1.786x1.0]ypc4MXmT1B6C/O0p2GiG5Q==[/tex]的水,求该过程中[tex=0.643x1.0]jLbabU9pW65GUKemsNBJWw==[/tex]和[tex=0.857x1.0]aPLFPHMGSKDwulHSwLWugg==[/tex]的增加。已知冰和水的平均摩尔热容分别为[tex=8.5x1.214]QoP66OaimTGSVvG2j1OSE0nQ/H79N3TQftpQaejtmGRQVlLjQJKcFWfIvbzdKnYFUKOTiZxuHwB1H11+OKGTjmGgsMQGvMVfLxNjkukQDEE=[/tex]和[tex=7.643x1.214]CkJsEn4I6UUaiXhT6Hx0BmaK6tOw11BEYOQnx7k2/X4gvzE9yrfv7HOTorHo+UYjBgLaaUGGc2wUXWYb+yo6ZtTlu59U7+1VXXORTXAn/xc=[/tex], 冰在[tex=1.643x1.071]JIG+KrffuhpWlIxaDIG6HVOLGo+k2apVLHTOb5yvsEU=[/tex], [tex=5.0x1.0]ncNIBSEKHjOBV6ULGGHum5CdHitaJyHPtEM4pEZaBbc=[/tex]下的融化热为[tex=6.643x1.214]jP5lJrf/VCdDN6LnohgE2fC1GlsmA7OQxNvxSoXPGNJvIks68khrMAPB8PD+kahc[/tex]。

2022-10-27

在[tex=5.0x1.0]gdmZN5U0fsgXv9xzeZk1OKgp64/njMw/ZPP3DNZe6Jg=[/tex]下, 使[tex=1.0x1.214]6l4m3jwQI2J0IfY7NyB4hA==[/tex],-[tex=2.143x1.071]pbA78hom42GgDEkovElp7woo3ViH/vCzh9ii2cIVzWA=[/tex]的水转化为[tex=1.786x1.0]ypc4MXmT1B6C/O0p2GiG5Q==[/tex]的水,求该过程中[tex=0.643x1.0]jLbabU9pW65GUKemsNBJWw==[/tex]和[tex=0.857x1.0]aPLFPHMGSKDwulHSwLWugg==[/tex]的增加。已知冰和水的平均摩尔热容分别为[tex=8.5x1.214]QoP66OaimTGSVvG2j1OSE0nQ/H79N3TQftpQaejtmGRQVlLjQJKcFWfIvbzdKnYFUKOTiZxuHwB1H11+OKGTjmGgsMQGvMVfLxNjkukQDEE=[/tex]和[tex=7.643x1.214]CkJsEn4I6UUaiXhT6Hx0BmaK6tOw11BEYOQnx7k2/X4gvzE9yrfv7HOTorHo+UYjBgLaaUGGc2wUXWYb+yo6ZtTlu59U7+1VXXORTXAn/xc=[/tex], 冰在[tex=1.643x1.071]JIG+KrffuhpWlIxaDIG6HVOLGo+k2apVLHTOb5yvsEU=[/tex], [tex=5.0x1.0]ncNIBSEKHjOBV6ULGGHum5CdHitaJyHPtEM4pEZaBbc=[/tex]下的融化热为[tex=6.643x1.214]jP5lJrf/VCdDN6LnohgE2fC1GlsmA7OQxNvxSoXPGNJvIks68khrMAPB8PD+kahc[/tex]。

答案：

[tex=3.643x1.286]aQk0HnEls5xhRqr481m9JujjvX6Yh3NHtRR6Jrr2RUQ=[/tex][tex=23.286x2.786]W9NO0hllsTCmwRpL9Ml0WVIDnzdMSSOPuTGRO7tmemZC+i/ds997AyXCth5bCdO695qzAwZBpwNjbgiTi+MGXao9qDKy/1om61zaugZg+3gexsJmrGBRb9cqEni4NVi6mJ6FAtk2hSmjuSQdj59y7veIHHKVHqG8TfGGlY2+z6FT3iD7gNBZYfroH8IVBj6WZvAbFSEdE8fr6QvuEAf8VAmnav89fpbHkXv1w3O+tjImoF2dFJRcuwz6zMsZc7c5EQ3sjrfdseVC7YRmNRP11A==[/tex][tex=19.286x1.571]9Yykz/MPYIP5pK11TExPpmPD1jl4lgNfCZ/yy1kYi1yDB0cDy+PT6DPNHu3mVyOJCyZyf0k7dTRt3AKxfIGRudAHpMtRdgsOGJaD4gQROGlyw4M5Up4UBpn5LlHW41ytyvMuT3LHeGwegtwywe7WgV6f4JYs2yEuwtwqCvZCTcMniArTiejAdbzswhTjZvGt[/tex][tex=3.929x1.214]BKejp1h5pVbiKvlDU4SQaX1K3URzd0mSibTY4UfGHDQ=[/tex][tex=27.214x2.786]G1ZATTxuRfTh/SygHKWC8Xfke/x9KXQQEY46zbjeqDBlcchVkDVqJsnS9JD1DuoGCIoylE9yGTXOvGFEyMmZHYcIZyyQ5M7ru2XCyp74g2c1EbZPGgO+BP0Z46RUsETOhQ65TALbrrxXOd08F57vTK6pKY/PCPOm/7u5lhVm+n0Vot6CWEQry8MwgXoOQ3zXocqyo3WRAmQFaFmPEHXiCToOKYQYibghsgSg89bD3uIXvsClJX/JVq32TH7Ng56N3B21rweBbLMnLDlyU0RUFlBVzx5XiMYoB9mp/EnwiqA=[/tex][tex=22.357x2.857]b+9yAZakqZfdCFdstX84BwVzd+bAlEHSxWn0pqkfwTvxIlABjpeFlQ+QF67RbCM92LKjYQ1MjW0oKzVr9PsecTSMx5K+xYqFg07HAF5RX2F+RnLlomR1/vkoESDqnTHgpLSF3ZFIB+wtp6A7CZXuEHB846uX88ih0IibWd++33OasS1U5xjRtjkt4bWdAossKwdA5MGXgr3VX+Y+o0N6/a2Vwbwpme9RmtUdyECA5v+x2/IoKwEfkKpAtUZSY6wW[/tex][tex=5.071x1.214]8wTly0hNFYlsuzrU+v7a41jw5BuOvaw1aPyzj8dQyNQpMlSLXWpBJEBx2HNei+1i[/tex]

举一反三

内容

0
对素数 [tex=0.571x1.0]FGGpnaR8m8C48rN8O0c7aw==[/tex] 的不同值, 找出循环群[tex=1.143x1.357]oOz0oH4UpFaaOY7OuGotcg8wtMntQEjCiVorwD1W3R4=[/tex]的所有生成元和所有子群.(1) 7 ; (2) 11 ; (3) 13(4) 17 ; (5) 19 ; (6) 23 .
1
对 [tex=0.643x0.786]/he/ol8BkDuTTL9yMPtH4Q==[/tex]的不同值，分别求出循环群[tex=1.143x1.214]StMMJ6qThnpokZJIPGrdFyP3vrLnUdltYxmLxjw8za8=[/tex]的所有生成元和所有子群。(1) 7; (2) 8; (3)10 ;(4) 14 ; (5) 15 (6) 18 。
2
求解下列矩阵对策,其中赢得矩阵 [tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex] 为$\left[\begin{array}{llll}2 & 7 & 2 & 1 \\ 2 & 2 & 3 & 4 \\ 3 & 5 & 4 & 4 \\ 2 & 3 & 1 & 6\end{array}\right]$
3
已知空间三角形的顶点坐标为[tex=1.0x1.214]2Fe5dbSLid0C+D68Q8kHHg==[/tex](0,1,-2)，[tex=1.0x1.214]eVKG/l6KyRj55Qp3xeOQRQ==[/tex](4, 1,-3)及[tex=1.0x1.214]iXfyWRMUgBc9cgx58BoZAA==[/tex](6, 2, 5)。试问:①该三角形是否是直角三角形;②该三角形的面积是多少?
4
‌下面说法错误的是（）。‌‌知识点：列表推导式‌ A: dict([(x, x**2) for x in range(6)]) 创建的字典是{0: 0, 1: 1, 2: 4, 3: 9, 4: 16, 5: 25} B: [[x*3+y for y in range(1,4)] for x in range(3)] 创建的是二维列表 [[1, 2, 3], [4, 5, 6], [7, 8, 9]] C: number = [-2, 4, 6, -5]string = 'ab'z = [(i, j) if i>0 else (-i, j) for i in number for j in string]这段代码创建的列表为[(2, 'a'), (2, 'b'), (4, 'a'), (4, 'b'), (6, 'a'), (6, 'b'), (5, 'a'), (5, 'b')] D: ' '.join([i for i in range(1,11)])的运算结果为字符串'1 2 3 4 5 6 7 8 9 10'