食品中铁的鉴定可于消化液中加2滴饱和NH4SCN溶液,若生成黄色沉淀示有铁。 发布时间:2017-02-17 11:58 │ 来源:www.tikuol.com 题型:判断题 问题: 食品中铁的鉴定可于消化液中加2滴饱和NH4SCN溶液,若生成黄色沉淀示有铁。
题型:判断题 -----Shall I take you to the shopping mall after work?----No ,thanks. My father said he would ______ there on his way home.A.look for meB.pick me upC.let me downD.take after me 查看答案