i want to ask Cu and CuO when add con.H2SO4時係米會both都會出SO2
ans in eng plz thx
Also if add con.HCL係米可以分辨到Cu and CuO?
收錄日期: 2021-04-13 00:40:57
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070215000051KK04541