Azinc atom loses 3 electrons to become a zinc ion

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?

Iwould appreciate if someone could me.

What is the correct lewis dot structure for arsenic?