1.

The bond dissociatin energy of C-H bond in CH_4 from the equation, C(g)+4H(g)rarrCH_4, triangleH=-397.8kcal is:

Answer»

`+397.8 KCAL`
`+198.9 kcal`
`+99.45 kcal`
`-99.45 kcal`

ANSWER :D


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