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Given that the abundance of isotopes ""^...

Given that the abundance of isotopes `""^(54)Fe,""^(56)Fe and ""^(57)Fe` are 5%, 90% and 5% respectively, the atomic mass of Fe is

A

`55.85`

B

`55.95`

C

`55.75`

D

`56.05`

Text Solution

Verified by Experts

The correct Answer is:
B
At. Wt = `(5xx54+90xx56+5xx57)/(100)=55.95`
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