Element X consist of two isotopes with masses of 62.9 and 64.9. The relative atomic mass of the element is 63.6. What is th e percentage abundance of the lighter isotope? Show your working out.

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asked Jul 22, 2021 106k views

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Element X consist of two isotopes with masses of 62.9 and 64.9. The relative atomic mass of the element is 63.6. What is th

e percentage abundance of the lighter isotope? Show your working out.

Chemistry
college

Hath asked

by Hath

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Answer:

it is 50%

Step-by-step explanation:

62.9x50=3145

64.9x50=3245

3245+3145=6390

6390/100=63.9

DeutschZuid answered Jul 28, 2021

by DeutschZuid

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