Chemistry, asked by lokeshpola143, 1 year ago

Mass number of 3 isotope of an element are 10,12,14 units their pertange abundance is 80,15,5 units respectivly what is the atomic weight of the element

Answers

Answered by prince2312
4

Answer.10.5

Explanation:

10*80+12*15+14*5/80+15+5=10.5

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