Determine the empirical formula of a compound containing 60.3% magnesium and 39.7% oxygen. Chemistry Chapter 6 Determine the empirical formula of a compound containing 60.3% magnesium and 39.7% oxygen. A) MgO B) MgO2 C) Mg2O3 D) Mg2O E) none of the above Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+