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CaCO(3)undersetrarr(Delta)CaO + X. CaO+...

`CaCO_(3)undersetrarr(Delta)CaO + X`.
`CaO+H_2O to Y`.
`X+Y to Z`.
`X`,`Y`,` Z` are:

A

`1`. `CO_2,CaCO_3,Ca(OH)_2`

B

`2`. `CO_2,Ca(OH)_2,CaCO_3`

C

`3`. `Ca(OH_2),Ca(HCO_3)_2,+H_2O`

D

`4`. `CO_2,Ca(OH)_2,Ca(HCO_3)_2`

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