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下列离子方程式书写正确的是( ) A.碳酸氢钠溶液与少量石灰水反应:HCO3-+Ca2++OH-═CaCO3↓+H2O B.向次氯酸钡溶液中加入硫酸亚铁溶液:Ba2++SO42-═BaSO4↓ C.硝酸亚铁溶液中滴入稀硫酸:3Fe2++NO3-+4H+=3Fe3++NO↑+2H2O D.FeCl3溶液与Na2CO3溶液反应:2Fe3++3CO32-=Fe2(CO3)3↓
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