using-the-information-from-the-table-below-calculate-the-h-rxn-for-the-reaction-

Question

Using the information from the table below, calculate the ΔH°_rxn for the reaction of ammonia and oxygen to produce nitric oxide and water vapor.

4 NH₃ + 5 O₂ → 4 NO + 6 H₂O

Table of standard heats of formation for common substances at 25 °C, relevant for thermochemistry.

Accepted Answer

–901 kJ

Answer

–665 kJ

Answer

–1270 kJ

Answer

–2193 kJ