Which is the correct balanced equation for copper (ii) sulfate+aluminium➡️aluminium sulfate + solid copper?

When the earth was formed and cooled, why did nickel and iron end up in the center of the earth while basalt and granite ended up in the outer layers

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

Find the number of moles of argon in 364g of argon.