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in Thermodynamics by (45.0k points)
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Cyan-amide (NH2CN) is completely burnt in excess oxygen in a bomb calorimeter, ∆U was found to be -742.4 kJ mol-1 calculate the enthalpy change of the reaction at 298K.

NH2CN(s) + 3/2 O2(g) → N + CO2(g) + H2O(I) ∆H = ?

1 Answer

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Best answer

Given, 

T = 298K ; ∆U = -742.4 kJ mol-1 

∆H = ?

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