They always find a new angle, a different part to keen on especially this class. I think they are really keen on.
他们总能找全新的角度,和兴趣点,尤其是这个班级,我认为他们很有热情。
And Nabokov says: The students leaned heavily on emotional identification, action, and the social, economic and historical angle.
纳博科夫说:学生严重倾向于:,情感上的共鸣、动作、,社会、经济和历史角度。
But because there's this lone pair here, it's pushing down on the other bonds, 5° so we end up with an angle of less than 109 . 5 degrees.
但因为这里有孤对,它会把其它键向下压,所以键角会小于109。
For, as Rutherford has shown the assumption of the existence of nuclei, as those in question seems to be necessary in order to account for the results of the experiments on large angle scattering of the alpha rays.
因此卢瑟福,提出了原子核存在的假设,这些关于问题的假设对于,解释阿尔法粒子的,大角度散射是有必要的。
So we do, in fact, have a dependence on what the angle is of the electron as we define it in the orbital.
实际上当我们定义电子在这个轨道,它的波函数的确是和角度有关的。
The reader should concentrate on the social, economic angle."
读者应该从社会和经济角度来审视“
When we look at this angular part, we see that it's always the square root of 1 over 4 pi, it doesn't matter what the angle is, it's not dependent on the angle.
当我们看这角向部分,可以看到它总是等于1除以4pai开根号,这和是什么角度没有关系,它和角度无关。
So if we do this and we form the molecule ammonia, let's switch to a clicker question, and have you tell me what the bond angle - is going to be in ammonia -- HNH Actually, let me draw it on the board as you look -- actually, can you put the class notes on, since you don't actually have your notes to refer to.
如果这样做的话,我们就可以形成氨分子,让我们来做一个课堂练习,你们告诉我氨分子中的键角是多少-,键角,the,h,n,h,bond,angle。,实际上让我在黑板上画出它来,这样你们可以看到实际上-,你能把课堂讲义放出来吗,因为你们没有讲义可以参考。
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