本题目来源于试卷: Physics Unit15: Laws of Thermodynamics，类别为 通用国际物理
[单选题]
A piece of metal at :bw :7mcp bfgd 28 bfdh)1a6ilvim*i+p 9bu 59m5;bymckrnw n,3mj./swuq8h$80 ^{\circ}C$ 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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