WebC,S,Cl的最高价氧化物对应的水化物分别为:H2CO3 H2SO4 HClO4它们的酸性由强到弱的顺序:HClO4> H2SO4> H2CO3HClO4 (是最强的酸) H2SO4(强酸) H2CO3(弱 … WebJul 3, 2024 · Date and time library. Localization library. Input/output library. Concurrency support library (C11) Technical specifications. Dynamic memory extensions (dynamic memory TR) Floating-point extensions, Part 1 (FP Ext 1 TS) Floating-point extensions, Part 4 (FP Ext 4 TS) External Links − Non-ANSI/ISO Libraries − Index − Symbol Index.
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Web在短周期主族元素中,其最高价氧化物对应的水化物是强酸,但其气态氢化物的水溶液不一定是强酸. 1年前 3个回答. A、B、C、D、E是同一周期的五种主族元素,A和B的最高价氧化物 … WebC is a general-purpose programming language, developed in 1972, and still quite popular. C is very powerful; it has been used to develop operating systems, databases, applications, etc. Start learning C now ». how old is neptune neptunia
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