Which of the following correctly illustrates the mass of reactants and products for the reaction below? 4Na + O2 - -> 2Na2O 92 g Na, 32 g O2, 108 g Na2O 23 g Na, 16 g O2, 124 g Na2O 92 g Na, 16 g O2, 124 g Na2O 23.0 g Na, 16 g O2, 39 g Na2O
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