noelsunjah noelsunjah 04-06-2021 Chemistry contestada Question 21 Which equation is a balanced chemical equation? A 2NaOH + CaBr2 + Ca(OH)2 + NaBr B NO + Cl2 → NOCI с CaCO3 + CaO + 2CO2 D 2AlCl3 + 3Mg + 3MgCl2 + 2A| D B Ос ОА