Answer:54.0 g of aluminum
Molar mass of aluminum (Al) is 26.9815386 g/mol. So 1 mole of aluminum has a mass of 26.9815386 grams. Thus, the number of moles in 54.0 g sample of Al is 54.0g/26.9815386g/mol = 2.00137 moles.
Explanation:
