What is the enthalpy change for this reaction per mole of O3 (g)

[From: ] [author: ] [Date: 12-06-26] [Hit: ]

3 kJ.sorry!......

2 O3 (g) --> 3 O2 (g) delta H = -284.6 kJ

ooo, hang on. You need to divide that by 2 b/c the reaction has 2 moles of O3, so -142.3 kJ. sorry!

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