Science, asked by Imranmd5417, 1 year ago

The average atomic mass of a sample of an element X is 16.2u.What are the percentages of isotopes 16X8 and 18X8 in the sample

Answers

Answered by bhavya88
16
let first isotope=x
second (100-x)
16x + 18(100 - x)   \div 100 = 16.2
x=10%
100-x=90%
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