Calculate the enthalpy change for the reaction NO(g) + O(g) → NO2(g)

Question

Question

Calculate the enthalpy change for the reaction

NO(g) + O(g) → NO2(g)

from the following data

NO(g) + O3(9) → NO2(g) + O2(g) ΔH=-198.9 kJ/mol

O3(g) → 1.5O26(g) ΔH=-142.3 kJ/mol

O2(g) → 2O(g) ΔH = 495.0 kJ/mol

A. 153.8 kJ B. 190.9 kJ C.-551.6 kJ D.-304.1 kJ E. 438.4 kJ

science chemistry

Answer 1

Answer #1

Answer 2

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