試題詳解

13. For the reaction CaCO_₃(s) ←→ CaO_(s) + CO₂(g), K_p = 1.16 at 800.°C. If a 21.1 gram sample of CaCO₃ is put into a 10.0 L container and heated to 800°C, what percent of the CaCO₃ will react to reach equilibrium?
(A)32.3%
(B)62.5%
(C)83.8%
(D)41.9%
(E)100.0%