Chemistry, 09.03.2020 00:12, Shu11

2Mg + O2à MgO For this unbalanced chemical equation, what is the coefficient for oxygen when the equation is balanced? A. 1 B. 2 C. 3 D. 4

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2Mg + O2à MgO For this unbalanced chemical equation, what is the coefficient for oxygen when the equ...