問題詳情

21. Which of the following statements is correct?
(A)For 2H2(g) + O2(g) → 2H2O(l), its 

 is larger than 0 (> 0)
(B)The Soof C2H5OH(l) is larger than the Soof C2H5OH(g)
(C)One mol N2 (at STP) has more positional probability than 1 mol N2 at 100 K, 2.0 atm.
(D) The sign of 

 for the process of H2O(l) → H2O(g) is positive (+).
(E)At constant T and P, the change with 

 is not a spontaneous process.

參考答案

答案：C
難度：困難0.388889
統計：A(2),B(3),C(7),D(2),E(1)