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Solution: The following reactions occur at 500 K. Arrange them in orde...

Question

The following reactions occur at 500 K. Arrange them in order of increasing tendency to proceed to completion (least → greatest tendency)

1. 2NOCl ⇌ 2NO + Cl2      Kp = 1.7 x 10 -2
2. 2SO3 ⇌ 2SO2 + O2      Kp = 1.3 x 10 -5
3. 2NO2 ⇌ 2NO + O2        Kp = 5.9 x 10 -5

A. 2 <3 <1      B. 1 <2 <3     C. 3 <1 <2        D. 3 <2 <1        E. 2 <1 <3

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