Ca -> CaO -> CaCl2 ->Ca(OH)2->CaCO3
2Ca + O2 = 2CaO
CaO + 2HCl = CaCl2 + H2O
CaCl2 + 2NaOH = Ca(OH)2 + 2NaCl
Ca(OH)2 + H2CO3 = CaCO3 + 2H2O
Ca -> CaO -> CaCl2 ->Ca(OH)2->CaCO3
2Ca + O2 = 2CaO
CaO + 2HCl = CaCl2 + H2O
CaCl2 + 2NaOH = Ca(OH)2 + 2NaCl
Ca(OH)2 + H2CO3 = CaCO3 + 2H2O