It's one of the only compounds, there's only I think three, where the density actually goes down when it freezes.
它是我见过的,唯一一个,在降温时密度下降的化合物。
So I've seen it when it was bad, I've seen it when it was great, you know, I've played Little League here.
所以我看过它糟糕的样子,也见证过它美好的时刻。我在这儿也打过小联赛。
So we know what that number would be, it would be negative 424 kilojoules per mole that we see here.
我们知道它的值是多少,它就是我们在这见到过的负,424,千焦每摩尔。
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