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Class 11 NEET Chemistry Some Basic Concepts Of Chemistry

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Question : 33

Total: 60

An element ,X the following isotopic composition : 200X:90%‌‌199X:8.0%‌‌202X;2.0%
The weighted average atomic mass of the naturally occurring element X is closest to

201 amu
202 amu
199 amu
200 amu

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