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Grade 11Physical Chemistry

thermodynamics,chemistry question is attached....................................

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Profile image of Naveen Shankar
9 Years agoGrade 11
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2 Answers

Profile image of Vikas TU
9 Years ago
The system is working at constant pressure.
hence
Change in internal energy is given as:
U = F/2 nRt + (F/2+1)nRt
here t is change in temp from final to initial.
F is degree of freedom.
n is moles.
 
Profile image of Naveen Shankar
9 Years ago
U=nc(at const. vol.)dt=5000J, but how come the answer is 6000J.........................................................