Question: The equilibrium constant Kc for the equation is 1.84 at 425oC. The equilibrium constant Kc for the equation is 49.7 at 458oC. Is this second

The equilibrium constant Kc for the equation

is 1.84 at 425oC. The equilibrium constant Kc for the equation

is 49.7 at 458oC. Is this second equation endothermic or exothermic? How do you know? Describe the effect on this second equation of an increase in temperature. What would be the effect of an increase in pressure?

2H1(g)--H2(g) + 12(g) H2(g) + 12(g) 2H1(g)

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