For the reaction CaC2(s) + 2H2O(l) = Ca(OH)2(s) + C2H2(g)?

2010-10-10 5:21 am
which is spontaneous at all temperatures, one would predict that
A ΔH is + and ΔS is - for the reaction.
B ΔH is - and ΔS is + for the reaction.
C ΔG is + for all temperatures.
D ΔH is + and ΔS is + for the reaction.
E ΔH is - and ΔS is - for the reaction.

回答 (1)

2010-10-10 5:25 am
✔ 最佳答案
D is true


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