question_answer

9.0 gm of \[{{H}_{2}}O\] is vaporised at \[{{100}^{o}}C\] and 1 atm pressure. If the latent heat of vaporisation of water is \[x\,J/gm\], then \[\Delta S\] is given by

A)                 \[\frac{x}{373}\]              

B)                 \[\frac{18x}{100}\]

C)                 \[\frac{18x}{373}\]         

D)                 \[\frac{1}{2}\times \frac{18x}{373}\]