Boron has two naturally occurring isotopes:\ B-10 with an isotopic mass of

10.013a\\\\mu

\ B-11 with an isotopic mass of

11.009a\\\\mu

\ Calculate the percent abundance for each isotope if the average atomic mass of boron is

10.81a\\\\mu

.\ a)

50.0%

B-10,

50.0%

B-11\ b)

25.0%B-10,75.0%

\ c)

20.0%

B-10,

80.0%

B-11\ d)

26.4%B-10,73.6%B-11

\ e) Not enough information to determine

Boron has two naturally occurring isotopes: B-10 with an isotopic mass of 10.013amu B-11 with an isotopic mass of 11.009amu Calculate the percent abundance for each isotope if the average atomic mass of boron is 10.81amu. a) 50.0%B10,50.0%B11 b) 25.0%B10,75.0%B11 c) 20.0%B10,80.0%B11 d) 26.4% B- 10,73.6% B- 11 e) Not enough information to determine