And that will end up winning out at basically any realistic temperature where the stuff really is a gas.
在体系仍然处于气体状态的温度下,熵战胜了能量。
A It tells me that the partial of A with respect to T at constant V is minus S. Right?
他告诉我们,在恒定体积下对温度的微分等于负S,对吗?
We know how the volume and temperature vary with respect to each other at constant pressure.
知道在恒定压强下,体积如何随着温度变化。
There's our condition for equilibrium at constant temperature and pressure.
这就是我们在,恒定温度和压强下的平衡条件。
State one goes to state two. Let's have constant T.
在恒定的温度下。
And where does that happen, At what temperature and pressure and so forth.
在什么温度,和压强下。
If I'm working under conditions of constant temperature and volume, that's very useful.
如果在恒定的温度和体积下,进行一个过程,这是非常方便的。
We discovered that the quantity dA, under conditions of constant volume and temperature, dA TS And A is u minus TS.
我们发现在恒定的体积和温度下,亥姆赫兹自由能的变化,小于零,is,less,than,zero。,亥姆赫兹自由能A等于内能u减去。
p dA/dV, at constant T, must be negative p.
在恒定温度下,dA/dV等于。
The dA/dV is calculated at constant temperature.
就像这样,dA/dV是在恒定温度下的偏导数。
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