点击切换搜索课件文库搜索结果(453)
文档格式:PPT 文档大小:936.5KB 文档页数:39
Wave Properties of Electrons Standing wave vibrates in fixed location. Wave function, w, mathematical description of size, shape, orientation Amplitude may be positive or negative Node: amplitude is zero
文档格式:PPT 文档大小:991KB 文档页数:28
Definitions ·ld:“derived from living organisms New: \chemistry of carbon compounds\ From inorganic to organic, Wohler, 1828
文档格式:PPT 文档大小:347KB 文档页数:23
erivatives of the hydrocarbons are formed, by replacing one or more hydrogen atoms by other groups referred to as functional groups An alcohol is closely related to a hydrocarbon in that it contains an Oh group in place of a hydrogen atom. Thus, methyl alcohol, CH3 OH, is a derivative of methane, CH4; and ethyl alcohol
首页上页3940414243444546
热门关键字
搜索一下,找到相关课件或文库资源 453 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有