If 1.5 moles of oxygen combine with Al to form Al2O3, the mass of Al in g (atomic mass of Al = 27) used in the reaction is:
A. 2.7
B. 54
C. 40.5
D. 81
Answer:B
If 1.5 moles of oxygen combine with Al to form Al2O3, the mass of Al in g (atomic mass of Al = 27) used in the reaction is:
A. 2.7 B. 54 C. 40.5 D. 81