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【单选题】

1mol理想气体由p1,V1绝热可逆膨胀到p2,V2则()。

A.
Q=0
B.
ΔS=0
C.
ΔH=0 
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参考答案:
参考解析:
.
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【单选题】How should one invest a sum of money in these days of inflation (通货膨胀) Left in a bank it will hardly keep its value, however high the interest rate is. Only a brave man, or a very rich one, dares to b...

A.
suggest human beings are controlled by a clock
B.
describe why clocks can rule the planet Earth
C.
tell readers what clocks look like
D.
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【多选题】理想气体与真实气体的区别是( )。

A.
理想气体的压力小
B.
理想气体的分子间无相互作用力
C.
理想气体的分子占空间小
D.
理想气体分子本身不占体积