A chemist has 250.0 mL of a bright blue(caused by Cu^ 2) aqueous solution that contains 21.16g of CuCl2. He adds 12.0g of finely grounded silver to the blue solution and lets the solution sit covered overnight. When he returns he finds?

He finds that he wants someone to give him all the answers to his homework.

Really... 10 questions already? Try doing some of it and then posting it here and people will help you with it.

This is a displacement reaction where a more reactive metal displaces the less reactive metal from its salt. What do you think would happen? Which is more reactive, Silver of Copper?