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January 29, 2015

January 29, 2015

Posted by **Alaa** on Friday, March 25, 2011 at 4:44pm.

what are the percantages of each isotope in naturally occuring chlorine ?

- general chemistry -
**abbey**, Friday, March 25, 2011 at 7:03pmLet the fraction of Cl-35 be x and that of Cl-37 y.

(x)(34.969)+(y)(36.966)=35.453

Since the total of x and y must equal one, substitute y=1-x.

Solve for x. Solve for y. Multiply each one by 100 to convert to percent.

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