摘要:(2)HCO-3 + OH― = CO2―3 + H2O(3)①Na2CO3 + H2SO4 = Na 2SO4 + CO2↑ + 2H2O 或2NaHCO3 + H2SO4 = Na 2SO4 + 2CO2↑ + 2H2ONa2O2② H2O2. Ⅰ.Ⅳ.Ⅴ(4) 2Na2CO3 + Cl2 + H2O = Na ClO +Na Cl + 2NaHCO3

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