A sample of naturally occurring silicon consisk (isotopic mass = 27.9769 amu), Si-29 (isotopic mass = 28.9765 amcs land di-30 (iso topic mass = 29.9338 amu). If the average %3D a tomic mass of Silicon is 28.055 amu and the natural abundance Si-29 is 4.67% what are the abundances of Si-28 and Si -30? natural

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A sample of nahurally occurring silicon consisis Si-28
(isotopic mass = 27.9769 amu), Si-29(isotopic mass = 28.9765 ame)
and di-30 (iso topic mass = 29.9738 amu). If the average
a tomic mass of Silicon is 28.055amu and the natural
abundance Si-29 is 4.66707o what are the natural
abundances of Si-28 and Si-30?
OCcurr
cring
%3D
11
Transcribed Image Text:A sample of nahurally occurring silicon consisis Si-28 (isotopic mass = 27.9769 amu), Si-29(isotopic mass = 28.9765 ame) and di-30 (iso topic mass = 29.9738 amu). If the average a tomic mass of Silicon is 28.055amu and the natural abundance Si-29 is 4.66707o what are the natural abundances of Si-28 and Si-30? OCcurr cring %3D 11
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