Question

For the reaction: 1A(g) + 4B(g) <==> 1C(g) + 3D(I) Kp = 7.65 x 10^8 at 42.85°C. \text { If } \Delta H^{\circ}=-59 \mathrm{~kJ}, \text { calculate } \mathrm{K}_{\mathrm{p}} \text

{ at }-52.15^{\circ} \mathrm{C} \text { . }

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