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The reaction CaCO3 hArr CaO(s) + CO2(g...

The reaction
`CaCO_3 hArr CaO(s) + CO_2(g)`
is in equilibrium in a closed vessel at 298 K . The partial pressure (in atm) of `CO_2` (g) in the reaction vessel is closest to :
[Given : the change in Gibbs energies of formation at 298 K and 1 bar for
`CaO(s) = - 603. 501 kJ mol^(-1)`
`CO_2(g) = -394. 389 kJ mol^(-1)`
`CaCO_(3)(s) = -1128. 79 kJ mol^(-1)`
Gas constant `R = 8.314 J K^(-1) mol^(-1)]`

A

`1.13 xx 1^(-23)`

B

`0.95`

C

`1.05`

D

`8.79 xx 10^(23)`

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