Chlorine has two naturally occuring isotopes, `""^(35)Cl " and " ""^(37)Cl`. If the atomi mass of Cl is 35.45, the ratio of natural abundance of `""^(
Chlorine has two naturally occuring isotopes, `""^(35)Cl " and " ""^(37)Cl`. If the atomi mass of Cl is 35.45, the ratio of natural abundance of `""^(35)Cl " and " ""^(37)Cl` is closest to
A. `3.5:1`
B. `3:1`
C. `2.5:1`
D. `4:1`
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Correct Answer - B
`Mav=(M_(1)n_(1)+M_(2)n_(2))/(n_(1)+n_(2))`
`35.45=(35n_(1)+37n_(2))/(n_(1)+n_(2))`
`:. n_(1):n_(2)=3:1`
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