Calculate the molar mass of aluminium oxide Share with your friends Share 0 Himanshu answered this Molar mass of Al2O3 is(26.982 ? 2 + 15.999?3)=105.961g/mol. 2 View Full Answer Nishtha Agarwal answered this 101.96 g/mol 1 Meeeeeeettt ! answered this 101.96 g/mol. Is ur ans 1