A certain gas in expanded from (lL, 10 atm) to (4L, 5 atm) against a constant external…
Chemistry · JEE Advanced · NTA Exams — Chemical Thermodynamics
A certain gas in expanded from (lL, 10 atm) to (4L, 5 atm) against a constant external pressure of 1 atm. If the initial temperature of gas is 300 K and heat capacity for the process is 50 J/ºC, the enthalpy change during the process is : (Use : 1L atm ≈ 100 J)
- 15 kJ
- 15.7 kJ
- 14.3 kJ
- 14.7 kJ
Answer
(B) 15.7 kJ
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