Thermodynamics Question 92

Question: The equilibrium constant of a reaction at 298K is 5×103 and at 1000K is 2×105 . What is the sign of ΔH for the reaction

[Pb. CET 1998]

Options:

A) ΔH=0

B) ΔH is negative

C) ΔH is positive

D) None of these

Show Answer

Answer:

Correct Answer: B

Solution:

Equilibrium constant is decreases with temperature and ΔH is also decreases so it is -ve.



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