A visible change is observed when a strip of iron is placed in an aqueous solution of? by Sunday | May 12 | Chemistry WAEC | 0 comments A. FeSO4 B. ZnSO4 C. CuSO4 D. MgSO4 Correct Answer: Option C C. CuSO4 Users Also Read These:What would be observed when aqueous ammonia is added…A solution of a salt X reacts with AgNO3 solution to…When a crystal was added to its solution, it did not…If 10 cm³ of distilled water is added to 10 cm³ of…A positively charged glass rod is placed near the…