Consider reaction: 2 Mg(s) + O2(g) 2 MgO(s) If 10.1 g of Mg and 10.5 g of O2 are combined, which compound is the Limiting Reagent and what is the yield of MgO if received 11.9 g of MgO? Molar masses [g/mol]: Mg = 24.31; O2 = 32.00; MgO = 40.31