For the reaction `XCO_(3)hArrXO(s)+CO_(2)(g), K_(p)=1.642 atm" "at727^(@)C " If 4 moles of" XCo_(3)(s)` was put into a 50 litre container and heated to `727^(@)C` What mole percent of the `XCO_(3)` remains unreacted at equilibrium ?
A
20
B
25
C
50
D
none of these
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The correct Answer is:
d
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