1.

Change in entropy for one mole water from liquid from to vapour at 373 K is ........... Joule/ Kelvin.(Delta H_("vap") = 2.257 "KJ/gm")

Answer»

`105.9`
`107.9`
`108.9`
`109.9`

SOLUTION :`DELTA S= (Delta )/( T) = (18 XX 2257)/( 373) = 108.9`


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