Answer to Question #273685 in General Chemistry for Rivaa

General Chemistry

Question #273685

calculate the standard enthalpy of formation of CO2 from the following data:

C(s,graphite) + 1/2 O2(g) = CO(g) ∆H°25°c=-110.5 kJ
CO2(g)+C(s,graphite)= 2 CO(g) ∆H°25°c=172.5 kJ

Expert's answer

Standard enthalpy of formation="-825"

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