ThermochemistryHard
Question
The enthalpy of formation of ammonia gas is −46.0 kJ/mol. The enthalpy change for the reaction
2NH3(g) → N2(g) + 3H2(g) is
Options
A.46.0 kJ
B.92.0 kJ
C.23.0 kJ
D.−92.0 kJ
More Thermochemistry Questions
Which of the following forms oxide on heating :-...The enthalpy change (ᐃH) the reaction, N2(g) + 3H3(g)   → 2NH3(g) is - 92.38 kJ at 398 K. The internal e...A quantity of 0.3 g of carbon was converted into CO2 producing 2400 cal of heat. When 0.6 g of carbon was converted to C...Given the bond dissociation enthalpy of CH3−H bond as 103 kcal/mol and the enthalpy of formation of CH4(g) as −18 kcal/m...If the bond dissociation energies of XY, X2 and Y2 (all diatomic molecules) are in the ratio of 1:1:0.5 and ᐃfH fo...