A swimmer coming out from a pool is covered with a film of water weighing about 18g.
Channel: Doubtnut
Date: 2021-11-02

A swimmer coming out from a pool is covered with a film of water weighing about 18g. How much heat must be supplied to evaporate this water at 298 K ? Calculate the internal energy of vaporisation at 298K.  `Delta_("vap")H^(Ө)` for water  at 298K =44.01 kJ `"mol"^(-1)`