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Using the bond enthalpy data given below...

Using the bond enthalpy data given below, calculate the enthalpy of formation of acetone (g).
Bond enegry `C-H = 413.4 kJ mol^(-1)`,
Bond enegry `C-C = 347.0 kJ mol^(-1)`,
Bond enegry `C=O = 728.0 kJ mol^(-1)`,
Bond enegry `O=O = 495.0 kJ mol^(-1)`,
Bond enegry `H-H = 435.8 kJ mol^(-1)`,
`Delta_("sub")H^(Theta)C(s) = 718.4 kJ mol^(-1)`

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`-192.3 kJ mol^(-1)`
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