Class 11 NEET Chemistry Some Basic Concepts Of Chemistry
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Question : 36 of 63
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An element ,X the following isotopic composition : 200 X : 90 % 199 X : 8.0 % 202 X ; 2.0 %
The weighted average atomic mass of the naturally occurring element X is closest to
The weighted average atomic mass of the naturally occurring element X is closest to
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