更新1:
Four test tube - mixture of iron (III) chloride + Potassium thiocyanate 1st add iron (III) chloride 2nd add potassium thiocyanate 3rd solid ammonium chloride 4th original mixture
Four test tube - mixture of iron (III) chloride + Potassium thiocyanate 1st add iron (III) chloride 2nd add potassium thiocyanate 3rd solid ammonium chloride 4th original mixture
收錄日期: 2021-05-01 00:51:52
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111123053349AAh2DuL