Question

In conversion of limestone to lime,
CaCO₃(s) → CaO_(s) + CO_2(g)
the values of ΔH° and ΔS° are +179.1kJ mol^–1 and 160.2J/K respectively at 298K and 1 bar. Assuming that ΔH° and ΔS° do not change with temperature, temperature above which conversion of limestone to lime will be spontaneous is

(a) 1118K 

(b) 1008K

(c) 1200K 

(d) 845K.

Answer 1

The correct answer is:

Comments

Hello SIR, I am a NEET aspirant. I am very sure that this answer is correct and also I have solved it the same way. But my coaching teacher is saying that the answer must be 1200K, Is there any possibility of that?
Please reply as soon as possible sir. I want to know if I am wrong.
Thankyou sir.
with due regard and respect
gursimran kaur

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Dear student, the given answer is absolutely correct.