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This question belongs to Metallurgical Engineering Metallurgical Thermodynamics And Kinetics

Metallurgical Thermodynamics and Kinetics

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Decomposition of calcium carbonate occurs as:
CaCO₃ = CaO + CO₂ : ΔG⁰_T = 17710 - 158T J. mol^-1
What will be the decomposition temperature (in K) of CaCO₃, if the activity of CaO is 0.5 and the pressure is 3 atmospheres?

A) 142.7 B) 1120.9 C) 1424.8 D) 2549.6

Answer & Solution

Correct Answer: Option A

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