In naturally occuring neon,the fractional abundance of various isotopes is as follows:

Asked by Ujjwal Kumar | 5th Oct, 2010, 08:02: PM

Expert Answer:

(.9051*20+.0027*21+.0922*22)/(.9051+.0027+.0922)
=20.1871

Answered by  | 5th Oct, 2010, 11:15: PM

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