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Éó¸åÈ˵ÄÒâ¼ûÊÇÏ£ÍûÎÒ½âÊÍһϣº1 Çâ¼üÔÚ·Ö×ÓÖÐÔõô·¢»Ó×óÓҵ쬾ßÌåÊÇÔõÑùʹôÈ»ùÍäÇúµÄ£¬Õû¸ö·Ö×ÓÔõÑù³ÉΪUÐͽṹµÄ 2 CF3 µÄÎÞÐò¶ÈÖµÔõô¼ÆËã A the hydrogen bonding interactions explain why the acid group is twisted as it is, and why the overall molecular shape is that of a U. Consider both O--H and C--H donors. how hydrogen bonding is working in this structure. B State how disorder of CF3 was modelled. C The Refinement section does not indicate how the acidic H atom was refined. It must do so. If freely, then state the O-H bond distance with standard uncertainty ¸½¼þÖÐÓÐÎÒµÄCIF Îļþ£¬°üº¬ÎÒдµÄ abstract ,comment ,refinement ²¿·Ö£¬Ï£ÍûÄÄλ¸ßÊÖÄܰïÎÒһϣ¬·Ç³£¸Ðл£¡ |
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- ¸½¼þ 2 : hwj999-1-1.pdf
2012-09-24 16:59:50, 23.73 K
2012-09-24 17:02:39, 32.11 K
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