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In the heterogenous equilirbium CaCO(3...

In the heterogenous equilirbium
`CaCO_(3(s))hArr CaO_((s))+CO_(2(g))` the `K_(eq)` value is given by

A

partial pressure of `CO_(2)`

B

activity `CaO`

C

activities of `CaCO_(3)`

D

`[CaO]//[CaCO_(3)].`

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