Asked by shish

average atomic mass of magnesium is 24.31 amu. this magnesium is composed of 79 mole % of ^24 Mg and remaining 21mole % of ^25 Mg. calculate mole % of ^26Mg.
Answered by DrBob222
Something is askew here. If you have 79% of one isotope and 21% of the other, that adds to 100% so there is no room for any other isotope.
Answered by Shubham
10
Answered by Rajat katti
79(24)+x(26)+(21-x)25 whole divided by 100 = 24.31 you get answer by solving X as 10
Answered by Anonymous
Ans. 9
Answered by Deepak purohit
Wrong answer
Answered by Anonymous
Turtleneck tujhe badkismati
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