【单选题】Which is NOT the reason for the high divorce rate?
A.
The past economic bond has been relieved.
B.
Big family pressures on marriage has disappeared.
C.
Both men and women are still looking for a better partner after marriage.
D.
Basic need for intimacy, dependency and sex can be satisfied.
【判断题】状态函数的变化只与系统的变化的过程有关,而与变化的途径无关。
【单选题】The divorce rate in Britain has leveled off—to roughly one marriage in three—and shows no sign of reaching the much higher American rate, according to the demographers(人口统计学者) assembled in Bath last w...
【判断题】系统状态改变后,其某一状态函数在该状态改变过程中的变化量只与始末态有关,而与状态改变的具体途径或经历无关。( )
【判断题】由于焓变等于等压热效应 ,H是状态函数, 焓变的数值只与系统的始、终态有关,而与变化的过程无关,故Qp也是状态函数。
【简答题】状态函数的变化值只与系统的_____和_____有关,而与变化的过程无关。
【判断题】由于ΔH=q p ,H是状态函数,ΔH的数值只与系统的始、终态有关,而与变化的过程无关,故q p 也是状态函数。