Resposta :
[tex]\Large\boxed{\begin{array}{l}\sf 1~mol~de~Al\longrightarrow 27~g\\\sf 2~mols~de~Al\longrightarrow x\\\sf x=2\cdot27\\\sf x=54~g\end{array}}[/tex]
[tex]\Large\boxed{\begin{array}{l}\sf 1~mol~de~Al\longrightarrow 27~g\\\sf 2~mols~de~Al\longrightarrow x\\\sf x=2\cdot27\\\sf x=54~g\end{array}}[/tex]