1.

Given that C(g)+4H(g)rarrCH_(4)(g),DeltaH=-166 kJ The bond energy C-H will be

Answer»

208 KJ/MOLE
`- 41.6` kJ/mole
832 kJ/mole
None of these

Solution :`(-166)/(4)=-41.5 kJ//"mole"`.


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