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The Equilibrium Constant K for the Dissociation Reaction of a Molecule

Question 87

Multiple Choice

The equilibrium constant K for the dissociation reaction of a molecule X2 X2(g)  The equilibrium constant K for the dissociation reaction of a molecule X<sub>2</sub> X<sub>2</sub>(g)    2X(g)  Was measured as a function of temperature (in K) .A graph of ln K<sub> </sub>versus 1/T for this reaction gives a straight line with a slope of -1.352  \times  10<sup>4 </sup>and an intercept of 15.59 K.The value of  \Delta S for this dissociation reaction is: A) 1.875 J/K mol B) 259.2 J/K mol C) 129.6 J/K mol D) 64.81 J/K mol E) none of these 2X(g)
Was measured as a function of temperature (in K) .A graph of ln K versus 1/T for this reaction gives a straight line with a slope of -1.352 ×\times 104 and an intercept of 15.59 K.The value of Δ\Delta S for this dissociation reaction is:


A) 1.875 J/K mol
B) 259.2 J/K mol
C) 129.6 J/K mol
D) 64.81 J/K mol
E) none of these

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