Question

22. 'O' has three isotopes 016, 017, 018. If average
atomic weight of 'O' = 16.12 and mole % of 016
= 90% & sum of mole % of 017 & 018 is 10%
then find the mole % of 018?
(1) 5.2%
(2) 5% (3) 2%
(4) 6%​

Answer 1

Answer:

(2) 5 percent

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