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On the basis of following data , Evaluat...

On the basis of following data , Evaluate the standard enthalpy of formation of tungsten carbide (WC)
(i) `W(s) + (3)/(2) O_(2) (g) to WO_(3) (s) Delta_(r) H^(@) = -837` kJ/mol
(ii) `WC(s) + (5)/(2) O_(2) (g) to WO_(3) (s) + CO_(2) (g) Delta_(r) H^(@) = -1196` kJ/mol
(iii) C(graphite) + `O_(2) (g) to CO_(2) (g) Delta H^(@) = -393.5` kJ/mol

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–34.5 kJ/mol
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