JEE Main 2013 Physics question
Given that 1 g of water in liquid phase has volume 1 and in vapour phase 1671 at atmospheric pressure and the latent heat of vaporization of water is 2256 J/g; the change in the internal energy in joules for 1 g of water at 373 K when it changes from liquid phase to vapour phase at the same temperature is :
Answer: (3)
Solution
Work done 10^510^{-6}$ ≈
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