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这是老师出的一道作业题，有些拿不准，请前辈们给点意见。谢谢啦 # A" ~" }1 f6 Q' B: ^4 V, f
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You have been given the task of designing a NMR experiment to determine the changes in chemical shift between various ligands when bound to either zinc, mercury or lead. Ignoring the toxic effects of mercury and lead, which of the stable NMR-active isotopes of these 3 metals would be easiest to observe and why? | 
发表于 2009-3-21 04:35:08
