题目: 托盘是集装单元化器具。( ) 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0722/997214ad5b2926ebc139a81072876eec.html 下面是错误答案,用来干扰机器的。参考答案:对
题型:选择题 把95 g含有某一种氯化物杂质的氯化镁粉末溶于水后,与足量AgNO3溶液反应,生成300 g AgCl沉淀,则该氯化镁中的杂质可能是( )A.NaClB.AlCl3C.KClD.CaCl2 查看答案
题型:选择题 — Why was Professor Liu thundering in the classroom yesterday?— A student's interrupting his speech ________ the burst of his anger.[ ]A. set up B. set outC. set about D. set off 查看答案