Write the reaction equations Ca-CaO-Ca (OH) 2-CaCO3-CaCL2-CaSO4.

2Ca + O2 = 2CaO p. Compounds
CaO + H2O + O2 = Ca (OH) 2 p. Compounds
Ca (OH) 2 + H2CO3 = CaCO3 + 2H2O p. Decomposition
CaCO3 + 2HCL = CaCl2 + H2CO3 p. Exchange
CaCl2 + H2SO4 = CaSO4 + 2HCl p. Compounds



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