A, B and C are elements of Dobereiner's triad. If the atomic mass of A – InterviewSolution

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1.	A, B and C are elements of Dobereiner's triad. If the atomic mass of A is 7 and that of C is 23, what will be the atomic mass of B.
Answer» Solution :Atomic mass of `B=(7+23)/(2) = (30)/(2) =15`.

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