1.

For A + B hArr C + D,Delta H = -Q KJ , K_(f) & K_(b) respectively are 0.25 & 5000 at 400 K . Now ,K_(c) for same process at 500 K may be

Answer»

`4 XX 10^(-5)`
`4.5 xx 10^(-4)`
`5 xx 10^(-5)`
`5.2 xx 10^(-5)`

ANSWER :A


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