Answer to Question #123521 in General Chemistry for peni

Question #123521
One mole of a perfect gas at 300K has an initial pressure at 15 atm and is allowed to contract isothermally to a pressure of 1 atm. Calculate the entropy change from this contraction
1
Expert's answer
2020-06-22T09:14:35-0400

Initial pressure=15atm,final pressure=1atm

Temperature=300k

Now 1Latm= 103joules

∆dsystem=∆dsurrounding

=-(dv)/T

={-(15-1)/300}×103

=-4.80J.


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