通过计算说明:在 [tex=8.143x1.429]NA5rjJjQ2xSVVAQ7ApCeGftsjexpU6gIhlcNDhw7Wx4=[/tex]的[tex=5.5x1.357]JLjWiRih4IwL5sNOtNF1C1MjqQYL/I5IsrCHH8gTjoA=[/tex]溶液中加入[tex=7.643x1.429]BKSFB9ksojFf7BjfoBYd0f0vV3MtrfPEIYu8gPRvZcY=[/tex]的[tex=1.357x1.0]mBDT4OoFdPsyPx3LrB2q/Q==[/tex]溶液, 是否有[tex=1.714x1.214]UkHyMZV/LtW0tyKGpkZHeg==[/tex] 沉淀产生?
举一反三
- 等浓度[tex=3.143x1.214]7/74oP7ZHh1PPGFMLjZZUQ==[/tex]和[tex=1.357x1.0]mBDT4OoFdPsyPx3LrB2q/Q==[/tex]作用,制备的[tex=1.714x1.214]UkHyMZV/LtW0tyKGpkZHeg==[/tex]溶胶是不会稳定的。
- 6个顶点11条边的所有非同构的连通的简单非平面图有[tex=2.143x2.429]iP+B62/T05A6ZTM0eeaWiQ==[/tex]个，其中有[tex=2.143x2.429]ndZSw3zT0QTOVLVdoUto1Q==[/tex]个含子图[tex=1.786x1.286]J+vVZa2YaMpc6mJBbqVvWw==[/tex]，有[tex=2.143x2.429]lmhx48evnQMhi03NovPXig==[/tex]个含与[tex=1.214x1.214]kFXZ1uR8GjycbJx+Ts2kyQ==[/tex]同胚的子图。供选择的答案[tex=3.071x1.214]3KinXFh3SXhZ7nIe1y9KEV6aadxhhJWeEy6Dij1iObdMUZkY6ZA5J2dVVjPSuhEf[/tex]：(1) 1 ;(2) 2 ;(3) 3 ; (4) 4 ;(5) 5 ;(6) 6 ; (7) 7 ; (8) 8 。
- 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}
- 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]
- 欲制备[tex=1.714x1.214]UkHyMZV/LtW0tyKGpkZHeg==[/tex]负溶胶，溶液中[tex=3.143x1.214]7/74oP7ZHh1PPGFMLjZZUQ==[/tex]和[tex=1.357x1.0]+S2auckDooFmC3a5BtDY+A==[/tex]浓度关系为 未知类型：{'options': ['[tex=8.357x1.357]LZxVKNGPUguyCnfuDBNolkE2BeWcMJfWHG4p+j3KYodftricwHOluthyjvwJLF2n[/tex]', '[tex=8.357x1.357]LZxVKNGPUguyCnfuDBNolqKjrTGql1clAP2Ek2NxLU3VBH1PBMAQ/rVwX/Q35PG4[/tex]', '[tex=8.0x1.357]LZxVKNGPUguyCnfuDBNolmM/AJcKQx8SItdbILExYY1HjSBEJ3qpfNTi/TyINt0V[/tex]'], 'type': 102}