Respuesta :

mergl
25.0 grams Mg(1 mol Mg/24.31g)=1.028383381 mol Mg
1.028383381 mol Mg(1 mol O2/2 mol Mg)=.5141916907 mol O2
.5141916907 mol O2(22.4 L/1 mol)=11.51789387 L O2 gas