1 g of water at atmospheric pressure has volume of 1 cc and when boiled it becomes 1681…
Chemistry · NEET · NTA Exams — Chemical Thermodynamics
1 g of water at atmospheric pressure has volume of 1 cc and when boiled it becomes 1681 cc of steam. The heat of vaporisation of water is 540 cal/g. Then, the change in its internal energy in this process is:
- 540 cal
- 500 cal
- 1681 cal
- none of these
Answer
(B) 500 cal
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