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K

kobato_2509

$Ca(OH)_2 + CO_2 ----> CaCO_3 + H_2O$
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B

buivanbao123

$Ca(HCO_3)_2+Na_2CO_3----------->CaCO_3+NaHCO_3$

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K

kagaminex

Ca(HCO3)2+Na2CO3----->CaCO3+2NaHCO3
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[TEX]CaCO_3->CaO+CO_2[/TEX] điều kiện nhiệt độ



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