1 mol Ag(s)在等容下由273.15 K加熱到303.15 K,已知在該溫度區間內Ag(s)的CV,m/J?K-1?mol-1=24.48,則其熵變?S為()
A.2.551;J?K-1
B.25.31;J?K-1
C.5.622 ;J?K-1
D.56.22 ;J?K-1
正確答案:2.551;J?K-1
1 mol Ag(s)在等容下由273.15 K加熱到303.15 K,已知在該溫度區間內Ag(s)的CV,m/J?K-1?mol-1=24.48,則其熵變?S為()
A.2.551;J?K-1
B.25.31;J?K-1
C.5.622 ;J?K-1
D.56.22 ;J?K-1
正確答案:2.551;J?K-1