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The Standard Enthalpy of Formation of Ammonia Gas Is -46 ο\omicron

Question 41

Multiple Choice

The standard enthalpy of formation of ammonia gas is -46.11 kJ.mol-1 at 298 K .What is the standard reaction enthalpy for the Haber process at 500 ο\omicron C? The molar heat capacities of nitrogen,Hydrogen,And ammonia are29.12,28.82,And 35.06J.k.mol-1 respectively.


A) -97.65 kJ.mol-1
B) -113.81 kJ.mol-1
C) -56.91 kJ.mol-1
D) -92.22 kJ.mol-1
E) -3.09 kJ.mol-1

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