Balance the chemical problem of pb(no3)2=pbo+no2+o2

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?

In a copper wire, a temperature increase is the result of which of the following

Which of the following units is not an official si unit