If the Standard Reaction Enthalpy for the Reaction NO₂(g)

question 34

Multiple Choice

If the standard reaction enthalpy for the reaction NO₂(g)  NO(g) + O(g)
Is needed,calculate it from the standard enthalpy of formation of ozone,+142.7 kJmol^1,and from the reactions listed below:
O₂(g)  2O(g)
H° = +498.4 kJmol^1
NO(g) + O₃(g)  NO₂(g) + O₂(g)
H° = 200 kJmol^1

• A)+355 kJ  mol ^{ 1}
• B)+555 kJ  mol ^{ 1}
• C)+192 kJ  mol ^{ 1}
• D)+592 kJ  mol ^{ 1}
• E)+306 kJ  mol ^{ 1}

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