Given That Δ_fH°[CO(g)] = -110

question 31

Multiple Choice

Given that Δ_fH°[CO(g) ] = -110.5 kJ/mol and Δ_fH° [COCl₂(g) ] = -219.1 kJ/mol,what is the enthalpy of reaction for the formation of phosgene,COCl₂ from carbon monoxide,CO,and chlorine gas,Cl₂(g) ?

• A)+110.5 kJ /mol
• B)-110.5 kJ/mol
• C)+329.6 kJ /mol
• D)-108.6 kJ/mol
• E)-219.1 kJ/mol

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