What volume of {rm{O}}_2 gas (in {rm L}), measured at 795 {rm mmHg} and 33^circ {rm C}, is required to completely react with 54.0 {rm g} of {rm Al}?Oxygen gas reacts with powdered aluminum according to the following reaction:
4{rm{ Al(}}s); + ;3{rm{ O}}_2 (g); rightarrow ;2{rm{ Al}}_2 {rm{O}}_3 (s)