If the Kp at 2000. K for the reaction given below is 2.1 × 10−3, at what temperature would the value of Kp = 5.0 × 10−10? ΔH0 for this reaction is 180 kJ/mol.

If the Kp at 2000. K for the reaction given below is 2.1 × 10−3, at what temperature would the value of Kp = 5.0 × 10−10? ΔH0 for this reaction is 180 kJ/mol.


A(g) + B(g) C(g)

a. 433 K
b. 718°C
c. 557°C
d. 800 K
e. 2000 K


Answer: c. 557°C


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