The isotopes of an element have mass numbers, A,A+1,A+2. The ratio of – InterviewSolution

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1.	The isotopes of an element have mass numbers, A,A+1,A+2. The ratio of abundance of these isotopes is 3:2:4. Calcualte the average atomic mass of the element.
Answer» SOLUTION :Average atomic mass `=(Axx3+(A+1)2+(A+2)4)/(9)=(3A+2A+2+4A+8)/(9)=A+(10)/(9)`

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