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How many liters of oxygen gas, at standard temperature and pressure, will react with 25.0 grams of magnesium metal? 2Mg + O2 yields 2MgO
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How many liters of oxygen gas, at standard temperature and pressure, will react with 25.0 grams of magnesium metal?

2Mg + O2 yields 2MgO

User Nirazlatu
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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
User PatrickDotStar
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