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Question

In the reaction 4NO2(g)+O2(g)2N2O5(g),ΔH=111kJ if N2O5(s) is formed instead of N2O5(g), the ΔH value in kJ is:


[ΔHsublimation for N2O5=54 kJ mol1]

A
57
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B
+219
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C
219
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D
165
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