semajW0221 semajW0221 03-11-2022 Social Studies Answered Which best represents a balanced equation? 2MgO(s) A. Mg(s) + 20 (g) - B. Mg(s) + O (g) - 2MgO(s) C. 2Mg(s) + O (g) - 2MgO(s) D. 2Mg(s) + O₂ (g) - 2MgO(s)