For the process H2O l→H2Og at T=100oC and 1 atmosphere pressure, the correct choice...
For the process H2O (l)→H2O(g) at T=100oC and 1 atmosphere pressure, the correct choice is
Solution:
At 100oC and 1 atmosphere pressure H2O(l)⇌H2O(g) is at equilibrium. For equilibrium ∆Stotal=0 and ∆Ssystem+∆Ssurrounding=0
∴ ∆Ssystem>0 and ∆Ssurrounding<0
∴ ∆Ssystem>0 and ∆Ssurrounding<0
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