6 Replies
@Dexter
Note for OP
+solved @user1 @user2... to close the thread when your doubt is solved. Mention the users who helped you solve the doubt. This will be added to their stats.Hello hello. Attempt please :)
You know the heat since you know work (isothermal so du is 0)
Q rev would be used in both cases for ds gas.
afaik deltaS total for a reversible process is always zero
but the ans key says otherwise
deltaS system = nR ln v2/v1 = -deltaS surrounding