本题目来源于试卷: Physics Unit15: Laws of Thermodynamics，类别为 国际高中通用物理
[单选题]
A piece of metal at 5bcrkw6 v4soh+*6q bab m6k5d5i))qxi( 5srrffz cl1$80 ^{\circ}C$ is placed in 1.2 L of water at $72 ^{\circ}C$. The system is thermally isolated and reaches a final temperature of $75 ^{\circ}C$. Estimate the approximate change in entropy for this process.
A. 0.118 cal/K
B. 2.5 cal/K
C. 3.5 cal/K
D. 4.5 cal/K
参考答案: A
本题详细解析:
暂无
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