弱酸性水溶液中的氢离子浓度可表示为
未知类型：{'options': ['[tex=3.929x1.214]TGwm9eRhrVPBGaRVmuJ2qQ==[/tex]', '[tex=4.143x1.429]gs7W6usqjEYH+MECMsajtUE7Fc9Y2gN9G3M5bMgbJy4=[/tex]', '[tex=3.786x1.214]6UuJAPH80171NcUrl8372A==[/tex]', '[tex=3.786x1.214]MIE8dWcOyvpufpZmINFCZg==[/tex]'], 'type': 102}
未知类型：{'options': ['[tex=3.929x1.214]TGwm9eRhrVPBGaRVmuJ2qQ==[/tex]', '[tex=4.143x1.429]gs7W6usqjEYH+MECMsajtUE7Fc9Y2gN9G3M5bMgbJy4=[/tex]', '[tex=3.786x1.214]6UuJAPH80171NcUrl8372A==[/tex]', '[tex=3.786x1.214]MIE8dWcOyvpufpZmINFCZg==[/tex]'], 'type': 102}
举一反三
- 令F(x):x是火车;G(y):y是汽车;H(x):x比y快.命题“某些汽车比所有的火车慢”可表示为 未知类型：{'options': ['[tex=12.429x1.357]Y7wLtTFfcj68aO9vBH/Z0bS8/RXDV2yVMmsmFUlxvOQn4NvrPDcEBiws3nrCPOjq943ePLxQT52A/nrSRw8qAA==[/tex]', '[tex=12.429x1.357]Y7wLtTFfcj68aO9vBH/Z0dWSP2vg+9Qr9AUloIlD+d5T1PTl9p6TDoUE9oKRnEyjCemXZjNU/8pSDKi9oY3jtg==[/tex]', '[tex=12.429x1.357]Vs8Vcw/zPN7kvQW5F7NycIBDxSIZV6IaGnbHonjcE/g9OzzLCilfDfy9z6oAtVNtdKw0Diy1zFtgHi4qMm+dew==[/tex]', '[tex=12.786x1.357]Y7wLtTFfcj68aO9vBH/Z0bS8/RXDV2yVMmsmFUlxvOTLkODljvtSXm4zEZjRLs5JocE5/2pLTQ9LGNuLf4iDoLD7vbv7SyVAuz5X5xU5gII=[/tex]'], 'type': 102}
- 设I(x):x是整数;N(x):x是负数;S(x，y):y是x的平方命题“任何整数的平方非负”可表示为谓词公式 未知类型：{'options': ['[tex=11.929x1.357]Ab8zVcSaawMRd84sw7i/JAhyPtafOzIiYwAO+plGfU5YAO/QV3YAB0GXAXRhZ7CliwQzjDdB7FbEZsDooWfNcKY5XHTFYR6Idofr8S7Wax4=[/tex]', '[tex=11.214x1.357]Vs8Vcw/zPN7kvQW5F7NycC9PlK+v4vkWJ4hyjFXkOftd5yicp99G5Tnp+KzILEwlHDVGwqo5md6rK5TfGKT6pg==[/tex]', '[tex=11.214x1.357]Ab8zVcSaawMRd84sw7i/JPLc5lkPb0vCB3HAoQdCvLgUiouuuSbyQIQ62rJKADX6FQeTBBqnQa6q/6Qzw2KRYw==[/tex]', '[tex=10.929x1.357]mX5PRaABESRf9QDOAojNZuqee9gfCLdnz+se+AlyZp5SHDOcNaBoGKl0MgSjkAb89Uw7a1sL8h1OT0gFb59yAg==[/tex]'], 'type': 102}
- 用邻苯二甲酸氢钾[tex=4.857x1.357]q4clySBt5DNShsk2TguYkQ==[/tex]为基准物标定[tex=8.214x1.214]uqOs0G9IL4yq6hLpUO0B679AkSs4fBHVEGHY1UjAuBw=[/tex]溶液，每份基准物的称取量宜为( ) 未知类型：{'options': ['[tex=1.786x1.214]h/XKaHMu+n6xn6nk6q6TIw==[/tex]左右', '[tex=3.786x1.214]erGsgVg7g4IrVATE669mUQ==[/tex]', '[tex=3.786x1.214]ca2CVVvUqqmxd1NpCaQNkA==[/tex]', '[tex=3.786x1.214]zs406NoiviMv+Lp58upcQQ==[/tex]'], 'type': 102}
- 范特霍夫方程表达式为 未知类型：{'options': ['[tex=4.0x1.0]Lny0ozTvRBZWBCMbNz4jAbIkCLeVTVoCsLMCuTV7Ko4=[/tex]', '[tex=3.929x1.0]WOtXGv0GWo2nuZtb4Ludl6NFUUACvf1E9J+Yf4+zzNw=[/tex]', '[tex=3.929x1.214]9ejlCxkEReReGWdZAptqHeu+exwJe8iFRFm0NYKVFcjGtGlJOP1ZwWoOmp2bIGuhMm2VMVQky7xl/6eMuq8xOA==[/tex]', '[tex=3.786x1.214]UhcW4Rx1/bH9y6OzopqKvtlj8MyNW07ulTHvIXikzvk=[/tex]', '[tex=9.357x1.357]VVPjo24WfxcAnm0jIVD7Kmncox/lBYuHHaUeI2rR1ouQX2BD/Ika2PlrLgIyKp2srViYwcejwa7dqNmky+6JlA==[/tex]'], 'type': 102}
- 气管异物患者可出现 未知类型：{'options': ['[tex=3.071x1.214]LGsAsvuFYP/jdUSfoDEkRIy0tLQzR/mqezcVSzHSbfI=[/tex]伴[tex=3.786x1.214]pLBEDVtruWqDMO+zmWJzsw+0DISajRwOoAvBLc0BFbg=[/tex]', '[tex=3.071x1.214]4PpGHPqbuFpn6HXbVqU7KckkdN9jAYOwPwzzmNXrJ2g=[/tex]伴[tex=3.786x1.214]VituM07JdcdsBe9sFP23yRohWzvJIuJMHICKL3TU+nc=[/tex]', '[tex=3.071x1.214]4PpGHPqbuFpn6HXbVqU7KckkdN9jAYOwPwzzmNXrJ2g=[/tex]伴[tex=3.0x1.214]Up5071OrmGBOEjqiydPIdw==[/tex]不变', '[tex=2.286x1.214]Bpsho6TF0rItRcjn3V3a7Q==[/tex]不变，[tex=3.786x1.214]VituM07JdcdsBe9sFP23yRohWzvJIuJMHICKL3TU+nc=[/tex]', '[tex=3.071x1.214]4PpGHPqbuFpn6HXbVqU7KckkdN9jAYOwPwzzmNXrJ2g=[/tex]伴[tex=3.786x1.214]pLBEDVtruWqDMO+zmWJzsw+0DISajRwOoAvBLc0BFbg=[/tex]'], 'type': 102}