______、______、______好发于大脑半球的皮层下白质内。 发布时间:2017-07-22 15:29 │ 来源:www.tikuol.com 题型:填空题 问题: ______、______、______好发于大脑半球的皮层下白质内。
题型:填空题 向CuS04溶液中逐滴加入KI溶液至过量,观察到产生白色沉淀CuI,溶液变为棕色。再向反应后的混合物中不断通人S02气体,溶液逐渐变成无色。下列分析正确的是A.滴加KI溶液时,转移2 mol e一时生成1 mol白色沉淀B.通入S02后溶液逐渐变成无色,体现了S02的漂白性C.通入S02时,S02与I2反应,I2作还原剂D.上述实验条件下,物质的氧化性:Cu2+>I2>S02 查看答案
题型:填空题 He did not tell his parents because he knew they would try to change his mind but he ______ in a colleague at work.A. involved B. joined C. engrossed D. confided 查看答案