Question

A student took a solution of copper sulphate in a beaker and put a clean iron nail into it and left it for about an hour.
a) What changes do you expect?
b) Are these changes chemical in nature?
c) Write a word equation for the chemical change, if any.​

Answer 1

Answer:

I also want to know the answer of this q

Answer 2

xscsvsvsvsvvdbdbfdcecec