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Questions  

For free expansion of the gas which of the  following is true.

a
ΔQ=ΔW=0 and ΔEint=0
b
ΔQ=0,ΔW>0 and ΔEint=−ΔW
c
ΔW=0,ΔQ>0, and ΔEint=ΔQ
d
ΔW>0,ΔQ<0 and ΔEint=0

detailed solution

Correct option is A

In free expansion of gases ΔQ=0 ,  ΔU=0 and  ΔW=0

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