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Using data (all values are in kilocalori...

Using data (all values are in kilocalorie per mole at `25^(@)C`) given below, calculate the bond energy of `C-C` and `C-H` bonds.
`DeltaH^(Theta)` combustion of ethane `=- 372.0`
`DeltaH^(Theta)` combustion of propane `=- 530.0`
`DeltaH^(Theta)` for `C`( garphite) `rarr C(g) =+ 172.0`
Bond enegry of `H-H` bond `=+ 104.0`
`Delta_(f)H^(Theta) of H_(2)O(l) =- 68.0`
`Delta_(f)H^(Theta) of CO_(2)(g) =- 94.0`

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Verified by Experts

C - C B.E. =82.0 kcal , H -H B.E. = 99.0 kcal
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