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Find bond enthalpy of C=O (in kJ/mol) using following information : `DeltaH_("atomisation")[C(s)]=700` kJ/mol `DeltaH_(f)[CO_(2)(g)]=-400` kJ/mol `BE_

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Find bond enthalpy of C=O (in kJ/mol) using following information :
`DeltaH_("atomisation")[C(s)]=700` kJ/mol
`DeltaH_(f)[CO_(2)(g)]=-400` kJ/mol
`BE_(o=o=500` kJ/mol
Resonance energy of `CO_(2)=-150` kJ/mol
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